Home / 28,097.45-38,775.59-16,160.76

Finding the Fourth Proportional to 28,097.45, 38,775.59 and 16,160.76

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Solution

The fourth proportional to 28,097.45, 38,775.59 and 16,160.76 is: 22,302.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,097.45 : 38,775.59 = 16,160.76 : x
  2. Step 2: Convert to fraction form
    28,097.45/38,775.59 = 16,160.76/x
  3. Step 3: Cross multiply
    28,097.45x = 38,775.59 × 16,160.76
  4. Step 4: Simplify right side
    28,097.45x = 626,642,923.04
  5. Step 5: Solve for x
    x = 626,642,923.04/28,097.45
  6. Step 6: Final answer
    x = 22,302.49

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Half scale
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Double scale
Find fourth proportional to 28,098.45, 38,776.97 and 16,161.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.