Home / 51,749.70-77,623.95-36,489.42

Finding the Fourth Proportional to 51,749.70, 77,623.95 and 36,489.42

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Solution

The fourth proportional to 51,749.70, 77,623.95 and 36,489.42 is: 54,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,749.70 : 77,623.95 = 36,489.42 : x
  2. Step 2: Convert to fraction form
    51,749.70/77,623.95 = 36,489.42/x
  3. Step 3: Cross multiply
    51,749.70x = 77,623.95 × 36,489.42
  4. Step 4: Simplify right side
    51,749.70x = 2,832,452,913.61
  5. Step 5: Solve for x
    x = 2,832,452,913.61/51,749.70
  6. Step 6: Final answer
    x = 54,733.71

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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.