Home / 12,484.04-18,713.02-5,459.72

Finding the Fourth Proportional to 12,484.04, 18,713.02 and 5,459.72

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Solution

The fourth proportional to 12,484.04, 18,713.02 and 5,459.72 is: 8,183.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.04 : 18,713.02 = 5,459.72 : x
  2. Step 2: Convert to fraction form
    12,484.04/18,713.02 = 5,459.72/x
  3. Step 3: Cross multiply
    12,484.04x = 18,713.02 × 5,459.72
  4. Step 4: Simplify right side
    12,484.04x = 102,167,849.55
  5. Step 5: Solve for x
    x = 102,167,849.55/12,484.04
  6. Step 6: Final answer
    x = 8,183.88

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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.