Home / 38,964.14-58,442.11-13,663.28

Finding the Fourth Proportional to 38,964.14, 58,442.11 and 13,663.28

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Solution

The fourth proportional to 38,964.14, 58,442.11 and 13,663.28 is: 20,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,964.14 : 58,442.11 = 13,663.28 : x
  2. Step 2: Convert to fraction form
    38,964.14/58,442.11 = 13,663.28/x
  3. Step 3: Cross multiply
    38,964.14x = 58,442.11 × 13,663.28
  4. Step 4: Simplify right side
    38,964.14x = 798,511,024.67
  5. Step 5: Solve for x
    x = 798,511,024.67/38,964.14
  6. Step 6: Final answer
    x = 20,493.49

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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.