Home / 51,387.01-77,079.03-23,286.76

Finding the Fourth Proportional to 51,387.01, 77,079.03 and 23,286.76

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Solution

The fourth proportional to 51,387.01, 77,079.03 and 23,286.76 is: 34,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,387.01 : 77,079.03 = 23,286.76 : x
  2. Step 2: Convert to fraction form
    51,387.01/77,079.03 = 23,286.76/x
  3. Step 3: Cross multiply
    51,387.01x = 77,079.03 × 23,286.76
  4. Step 4: Simplify right side
    51,387.01x = 1,794,920,872.64
  5. Step 5: Solve for x
    x = 1,794,920,872.64/51,387.01
  6. Step 6: Final answer
    x = 34,929.47

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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.