Home / 51,439.38-70,957.76-29,926.72

Finding the Fourth Proportional to 51,439.38, 70,957.76 and 29,926.72

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Solution

The fourth proportional to 51,439.38, 70,957.76 and 29,926.72 is: 41,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,439.38 : 70,957.76 = 29,926.72 : x
  2. Step 2: Convert to fraction form
    51,439.38/70,957.76 = 29,926.72/x
  3. Step 3: Cross multiply
    51,439.38x = 70,957.76 × 29,926.72
  4. Step 4: Simplify right side
    51,439.38x = 2,123,533,015.35
  5. Step 5: Solve for x
    x = 2,123,533,015.35/51,439.38
  6. Step 6: Final answer
    x = 41,282.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.