Home / 42,001.60-63,002.40-36,534.10

Finding the Fourth Proportional to 42,001.60, 63,002.40 and 36,534.10

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Solution

The fourth proportional to 42,001.60, 63,002.40 and 36,534.10 is: 54,801.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,001.60 : 63,002.40 = 36,534.10 : x
  2. Step 2: Convert to fraction form
    42,001.60/63,002.40 = 36,534.10/x
  3. Step 3: Cross multiply
    42,001.60x = 63,002.40 × 36,534.10
  4. Step 4: Simplify right side
    42,001.60x = 2,301,735,981.84
  5. Step 5: Solve for x
    x = 2,301,735,981.84/42,001.60
  6. Step 6: Final answer
    x = 54,801.15

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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.