Home / 52,367.76-78,558.12-17,330.40

Finding the Fourth Proportional to 52,367.76, 78,558.12 and 17,330.40

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Solution

The fourth proportional to 52,367.76, 78,558.12 and 17,330.40 is: 25,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,367.76 : 78,558.12 = 17,330.40 : x
  2. Step 2: Convert to fraction form
    52,367.76/78,558.12 = 17,330.40/x
  3. Step 3: Cross multiply
    52,367.76x = 78,558.12 × 17,330.40
  4. Step 4: Simplify right side
    52,367.76x = 1,361,443,642.85
  5. Step 5: Solve for x
    x = 1,361,443,642.85/52,367.76
  6. Step 6: Final answer
    x = 25,997.74

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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.