Home / 44,781.81-67,170.28-13,614.63

Finding the Fourth Proportional to 44,781.81, 67,170.28 and 13,614.63

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Solution

The fourth proportional to 44,781.81, 67,170.28 and 13,614.63 is: 20,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,781.81 : 67,170.28 = 13,614.63 : x
  2. Step 2: Convert to fraction form
    44,781.81/67,170.28 = 13,614.63/x
  3. Step 3: Cross multiply
    44,781.81x = 67,170.28 × 13,614.63
  4. Step 4: Simplify right side
    44,781.81x = 914,498,509.20
  5. Step 5: Solve for x
    x = 914,498,509.20/44,781.81
  6. Step 6: Final answer
    x = 20,421.20

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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.