Home / 38,516.13-57,734.57-18,770.27

Finding the Fourth Proportional to 38,516.13, 57,734.57 and 18,770.27

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Solution

The fourth proportional to 38,516.13, 57,734.57 and 18,770.27 is: 28,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,516.13 : 57,734.57 = 18,770.27 : x
  2. Step 2: Convert to fraction form
    38,516.13/57,734.57 = 18,770.27/x
  3. Step 3: Cross multiply
    38,516.13x = 57,734.57 × 18,770.27
  4. Step 4: Simplify right side
    38,516.13x = 1,083,693,084.71
  5. Step 5: Solve for x
    x = 1,083,693,084.71/38,516.13
  6. Step 6: Final answer
    x = 28,136.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.