Home / 15,836.28-23,754.12-5,447.76

Finding the Fourth Proportional to 15,836.28, 23,754.12 and 5,447.76

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Solution

The fourth proportional to 15,836.28, 23,754.12 and 5,447.76 is: 8,171.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.28 : 23,754.12 = 5,447.76 : x
  2. Step 2: Convert to fraction form
    15,836.28/23,754.12 = 5,447.76/x
  3. Step 3: Cross multiply
    15,836.28x = 23,754.12 × 5,447.76
  4. Step 4: Simplify right side
    15,836.28x = 129,406,744.77
  5. Step 5: Solve for x
    x = 129,406,744.77/15,836.28
  6. Step 6: Final answer
    x = 8,171.54

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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.