Home / 28,093.19-38,769.77-16,156.53

Finding the Fourth Proportional to 28,093.19, 38,769.77 and 16,156.53

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Solution

The fourth proportional to 28,093.19, 38,769.77 and 16,156.53 is: 22,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.19 : 38,769.77 = 16,156.53 : x
  2. Step 2: Convert to fraction form
    28,093.19/38,769.77 = 16,156.53/x
  3. Step 3: Cross multiply
    28,093.19x = 38,769.77 × 16,156.53
  4. Step 4: Simplify right side
    28,093.19x = 626,385,051.05
  5. Step 5: Solve for x
    x = 626,385,051.05/28,093.19
  6. Step 6: Final answer
    x = 22,296.69

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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.