Home / 38,324.10-57,471.81-13,357.74

Finding the Fourth Proportional to 38,324.10, 57,471.81 and 13,357.74

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Solution

The fourth proportional to 38,324.10, 57,471.81 and 13,357.74 is: 20,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.10 : 57,471.81 = 13,357.74 : x
  2. Step 2: Convert to fraction form
    38,324.10/57,471.81 = 13,357.74/x
  3. Step 3: Cross multiply
    38,324.10x = 57,471.81 × 13,357.74
  4. Step 4: Simplify right side
    38,324.10x = 767,693,495.31
  5. Step 5: Solve for x
    x = 767,693,495.31/38,324.10
  6. Step 6: Final answer
    x = 20,031.61

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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.