Home / 13,484.17-20,226.25-4,721.59

Finding the Fourth Proportional to 13,484.17, 20,226.25 and 4,721.59

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Solution

The fourth proportional to 13,484.17, 20,226.25 and 4,721.59 is: 7,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.17 : 20,226.25 = 4,721.59 : x
  2. Step 2: Convert to fraction form
    13,484.17/20,226.25 = 4,721.59/x
  3. Step 3: Cross multiply
    13,484.17x = 20,226.25 × 4,721.59
  4. Step 4: Simplify right side
    13,484.17x = 95,499,958.61
  5. Step 5: Solve for x
    x = 95,499,958.61/13,484.17
  6. Step 6: Final answer
    x = 7,082.38

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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.