Home / 16,541.20-24,836.10-9,980.20

Finding the Fourth Proportional to 16,541.20, 24,836.10 and 9,980.20

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Solution

The fourth proportional to 16,541.20, 24,836.10 and 9,980.20 is: 14,984.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,541.20 : 24,836.10 = 9,980.20 : x
  2. Step 2: Convert to fraction form
    16,541.20/24,836.10 = 9,980.20/x
  3. Step 3: Cross multiply
    16,541.20x = 24,836.10 × 9,980.20
  4. Step 4: Simplify right side
    16,541.20x = 247,869,245.22
  5. Step 5: Solve for x
    x = 247,869,245.22/16,541.20
  6. Step 6: Final answer
    x = 14,984.96

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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.