Home / 34,772.28-52,158.42-12,580.47

Finding the Fourth Proportional to 34,772.28, 52,158.42 and 12,580.47

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Solution

The fourth proportional to 34,772.28, 52,158.42 and 12,580.47 is: 18,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,772.28 : 52,158.42 = 12,580.47 : x
  2. Step 2: Convert to fraction form
    34,772.28/52,158.42 = 12,580.47/x
  3. Step 3: Cross multiply
    34,772.28x = 52,158.42 × 12,580.47
  4. Step 4: Simplify right side
    34,772.28x = 656,177,438.06
  5. Step 5: Solve for x
    x = 656,177,438.06/34,772.28
  6. Step 6: Final answer
    x = 18,870.71

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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.