Home / 38,538.05-57,772.01-14,830.47

Finding the Fourth Proportional to 38,538.05, 57,772.01 and 14,830.47

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Solution

The fourth proportional to 38,538.05, 57,772.01 and 14,830.47 is: 22,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,538.05 : 57,772.01 = 14,830.47 : x
  2. Step 2: Convert to fraction form
    38,538.05/57,772.01 = 14,830.47/x
  3. Step 3: Cross multiply
    38,538.05x = 57,772.01 × 14,830.47
  4. Step 4: Simplify right side
    38,538.05x = 856,786,098.22
  5. Step 5: Solve for x
    x = 856,786,098.22/38,538.05
  6. Step 6: Final answer
    x = 22,232.21

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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.