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Finding the Fourth Proportional to 50,615.52, 75,915.50 and 16,882.13

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Solution

The fourth proportional to 50,615.52, 75,915.50 and 16,882.13 is: 25,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,615.52 : 75,915.50 = 16,882.13 : x
  2. Step 2: Convert to fraction form
    50,615.52/75,915.50 = 16,882.13/x
  3. Step 3: Cross multiply
    50,615.52x = 75,915.50 × 16,882.13
  4. Step 4: Simplify right side
    50,615.52x = 1,281,615,340.02
  5. Step 5: Solve for x
    x = 1,281,615,340.02/50,615.52
  6. Step 6: Final answer
    x = 25,320.60

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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.