Home / 51,691.33-77,498.07-26,394.58

Finding the Fourth Proportional to 51,691.33, 77,498.07 and 26,394.58

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Solution

The fourth proportional to 51,691.33, 77,498.07 and 26,394.58 is: 39,571.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,691.33 : 77,498.07 = 26,394.58 : x
  2. Step 2: Convert to fraction form
    51,691.33/77,498.07 = 26,394.58/x
  3. Step 3: Cross multiply
    51,691.33x = 77,498.07 × 26,394.58
  4. Step 4: Simplify right side
    51,691.33x = 2,045,529,008.46
  5. Step 5: Solve for x
    x = 2,045,529,008.46/51,691.33
  6. Step 6: Final answer
    x = 39,571.99

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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.