Home / 28,097.18-38,775.24-16,160.52

Finding the Fourth Proportional to 28,097.18, 38,775.24 and 16,160.52

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Solution

The fourth proportional to 28,097.18, 38,775.24 and 16,160.52 is: 22,302.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,097.18 : 38,775.24 = 16,160.52 : x
  2. Step 2: Convert to fraction form
    28,097.18/38,775.24 = 16,160.52/x
  3. Step 3: Cross multiply
    28,097.18x = 38,775.24 × 16,160.52
  4. Step 4: Simplify right side
    28,097.18x = 626,628,041.52
  5. Step 5: Solve for x
    x = 626,628,041.52/28,097.18
  6. Step 6: Final answer
    x = 22,302.17

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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.