Home / 16,120.60-24,178.02-4,431.22

Finding the Fourth Proportional to 16,120.60, 24,178.02 and 4,431.22

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Solution

The fourth proportional to 16,120.60, 24,178.02 and 4,431.22 is: 6,646.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.60 : 24,178.02 = 4,431.22 : x
  2. Step 2: Convert to fraction form
    16,120.60/24,178.02 = 4,431.22/x
  3. Step 3: Cross multiply
    16,120.60x = 24,178.02 × 4,431.22
  4. Step 4: Simplify right side
    16,120.60x = 107,138,125.78
  5. Step 5: Solve for x
    x = 107,138,125.78/16,120.60
  6. Step 6: Final answer
    x = 6,646.04

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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.