Home / 38,304.54-57,442.59-13,338.18

Finding the Fourth Proportional to 38,304.54, 57,442.59 and 13,338.18

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Solution

The fourth proportional to 38,304.54, 57,442.59 and 13,338.18 is: 20,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,304.54 : 57,442.59 = 13,338.18 : x
  2. Step 2: Convert to fraction form
    38,304.54/57,442.59 = 13,338.18/x
  3. Step 3: Cross multiply
    38,304.54x = 57,442.59 × 13,338.18
  4. Step 4: Simplify right side
    38,304.54x = 766,179,605.09
  5. Step 5: Solve for x
    x = 766,179,605.09/38,304.54
  6. Step 6: Final answer
    x = 20,002.32

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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.