Home / 44,331.20-66,496.80-38,974.40

Finding the Fourth Proportional to 44,331.20, 66,496.80 and 38,974.40

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Solution

The fourth proportional to 44,331.20, 66,496.80 and 38,974.40 is: 58,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,331.20 : 66,496.80 = 38,974.40 : x
  2. Step 2: Convert to fraction form
    44,331.20/66,496.80 = 38,974.40/x
  3. Step 3: Cross multiply
    44,331.20x = 66,496.80 × 38,974.40
  4. Step 4: Simplify right side
    44,331.20x = 2,591,672,881.92
  5. Step 5: Solve for x
    x = 2,591,672,881.92/44,331.20
  6. Step 6: Final answer
    x = 58,461.60

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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.