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Finding the Fourth Proportional to 44,948.40, 67,422.60 and 15,363.60

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Solution

The fourth proportional to 44,948.40, 67,422.60 and 15,363.60 is: 23,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,948.40 : 67,422.60 = 15,363.60 : x
  2. Step 2: Convert to fraction form
    44,948.40/67,422.60 = 15,363.60/x
  3. Step 3: Cross multiply
    44,948.40x = 67,422.60 × 15,363.60
  4. Step 4: Simplify right side
    44,948.40x = 1,035,853,857.36
  5. Step 5: Solve for x
    x = 1,035,853,857.36/44,948.40
  6. Step 6: Final answer
    x = 23,045.40

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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.