Home / 16,557.28-24,830.61-5,461.90

Finding the Fourth Proportional to 16,557.28, 24,830.61 and 5,461.90

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Solution

The fourth proportional to 16,557.28, 24,830.61 and 5,461.90 is: 8,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557.28 : 24,830.61 = 5,461.90 : x
  2. Step 2: Convert to fraction form
    16,557.28/24,830.61 = 5,461.90/x
  3. Step 3: Cross multiply
    16,557.28x = 24,830.61 × 5,461.90
  4. Step 4: Simplify right side
    16,557.28x = 135,622,308.76
  5. Step 5: Solve for x
    x = 135,622,308.76/16,557.28
  6. Step 6: Final answer
    x = 8,191.10

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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.