Home / 38,531.86-57,798.99-10,451.81

Finding the Fourth Proportional to 38,531.86, 57,798.99 and 10,451.81

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Solution

The fourth proportional to 38,531.86, 57,798.99 and 10,451.81 is: 15,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,531.86 : 57,798.99 = 10,451.81 : x
  2. Step 2: Convert to fraction form
    38,531.86/57,798.99 = 10,451.81/x
  3. Step 3: Cross multiply
    38,531.86x = 57,798.99 × 10,451.81
  4. Step 4: Simplify right side
    38,531.86x = 604,104,073.01
  5. Step 5: Solve for x
    x = 604,104,073.01/38,531.86
  6. Step 6: Final answer
    x = 15,678.04

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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.