Home / 44,817.28-67,170.24-19,830.40

Finding the Fourth Proportional to 44,817.28, 67,170.24 and 19,830.40

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Solution

The fourth proportional to 44,817.28, 67,170.24 and 19,830.40 is: 29,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,817.28 : 67,170.24 = 19,830.40 : x
  2. Step 2: Convert to fraction form
    44,817.28/67,170.24 = 19,830.40/x
  3. Step 3: Cross multiply
    44,817.28x = 67,170.24 × 19,830.40
  4. Step 4: Simplify right side
    44,817.28x = 1,332,012,727.30
  5. Step 5: Solve for x
    x = 1,332,012,727.30/44,817.28
  6. Step 6: Final answer
    x = 29,720.96

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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.