Home / 51,006.08-70,358.40-35,920.64

Finding the Fourth Proportional to 51,006.08, 70,358.40 and 35,920.64

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Solution

The fourth proportional to 51,006.08, 70,358.40 and 35,920.64 is: 49,549.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,006.08 : 70,358.40 = 35,920.64 : x
  2. Step 2: Convert to fraction form
    51,006.08/70,358.40 = 35,920.64/x
  3. Step 3: Cross multiply
    51,006.08x = 70,358.40 × 35,920.64
  4. Step 4: Simplify right side
    51,006.08x = 2,527,318,757.38
  5. Step 5: Solve for x
    x = 2,527,318,757.38/51,006.08
  6. Step 6: Final answer
    x = 49,549.36

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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.