Home / 51,576.38-77,416.72-26,634.24

Finding the Fourth Proportional to 51,576.38, 77,416.72 and 26,634.24

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Solution

The fourth proportional to 51,576.38, 77,416.72 and 26,634.24 is: 39,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,576.38 : 77,416.72 = 26,634.24 : x
  2. Step 2: Convert to fraction form
    51,576.38/77,416.72 = 26,634.24/x
  3. Step 3: Cross multiply
    51,576.38x = 77,416.72 × 26,634.24
  4. Step 4: Simplify right side
    51,576.38x = 2,061,935,500.49
  5. Step 5: Solve for x
    x = 2,061,935,500.49/51,576.38
  6. Step 6: Final answer
    x = 39,978.29

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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.