Home / 40,154.64-60,241.53-13,859.61

Finding the Fourth Proportional to 40,154.64, 60,241.53 and 13,859.61

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Solution

The fourth proportional to 40,154.64, 60,241.53 and 13,859.61 is: 20,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.64 : 60,241.53 = 13,859.61 : x
  2. Step 2: Convert to fraction form
    40,154.64/60,241.53 = 13,859.61/x
  3. Step 3: Cross multiply
    40,154.64x = 60,241.53 × 13,859.61
  4. Step 4: Simplify right side
    40,154.64x = 834,924,111.60
  5. Step 5: Solve for x
    x = 834,924,111.60/40,154.64
  6. Step 6: Final answer
    x = 20,792.72

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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.