Home / 52,203.28-78,296.76-17,142.64

Finding the Fourth Proportional to 52,203.28, 78,296.76 and 17,142.64

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Solution

The fourth proportional to 52,203.28, 78,296.76 and 17,142.64 is: 25,711.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,203.28 : 78,296.76 = 17,142.64 : x
  2. Step 2: Convert to fraction form
    52,203.28/78,296.76 = 17,142.64/x
  3. Step 3: Cross multiply
    52,203.28x = 78,296.76 × 17,142.64
  4. Step 4: Simplify right side
    52,203.28x = 1,342,213,169.85
  5. Step 5: Solve for x
    x = 1,342,213,169.85/52,203.28
  6. Step 6: Final answer
    x = 25,711.28

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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.