Home / 15,146.92-22,717.95-4,761.10

Finding the Fourth Proportional to 15,146.92, 22,717.95 and 4,761.10

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Solution

The fourth proportional to 15,146.92, 22,717.95 and 4,761.10 is: 7,140.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.92 : 22,717.95 = 4,761.10 : x
  2. Step 2: Convert to fraction form
    15,146.92/22,717.95 = 4,761.10/x
  3. Step 3: Cross multiply
    15,146.92x = 22,717.95 × 4,761.10
  4. Step 4: Simplify right side
    15,146.92x = 108,162,431.75
  5. Step 5: Solve for x
    x = 108,162,431.75/15,146.92
  6. Step 6: Final answer
    x = 7,140.89

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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.