Home / 24,206.20-33,419.10-15,711.64

Finding the Fourth Proportional to 24,206.20, 33,419.10 and 15,711.64

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Solution

The fourth proportional to 24,206.20, 33,419.10 and 15,711.64 is: 21,691.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,206.20 : 33,419.10 = 15,711.64 : x
  2. Step 2: Convert to fraction form
    24,206.20/33,419.10 = 15,711.64/x
  3. Step 3: Cross multiply
    24,206.20x = 33,419.10 × 15,711.64
  4. Step 4: Simplify right side
    24,206.20x = 525,068,868.32
  5. Step 5: Solve for x
    x = 525,068,868.32/24,206.20
  6. Step 6: Final answer
    x = 21,691.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.