Home / 32,637.90-48,911.13-13,892.61

Finding the Fourth Proportional to 32,637.90, 48,911.13 and 13,892.61

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Solution

The fourth proportional to 32,637.90, 48,911.13 and 13,892.61 is: 20,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,637.90 : 48,911.13 = 13,892.61 : x
  2. Step 2: Convert to fraction form
    32,637.90/48,911.13 = 13,892.61/x
  3. Step 3: Cross multiply
    32,637.90x = 48,911.13 × 13,892.61
  4. Step 4: Simplify right side
    32,637.90x = 679,503,253.75
  5. Step 5: Solve for x
    x = 679,503,253.75/32,637.90
  6. Step 6: Final answer
    x = 20,819.45

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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.