Home / 52,296.31-72,168.92-28,422.99

Finding the Fourth Proportional to 52,296.31, 72,168.92 and 28,422.99

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Solution

The fourth proportional to 52,296.31, 72,168.92 and 28,422.99 is: 39,223.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,296.31 : 72,168.92 = 28,422.99 : x
  2. Step 2: Convert to fraction form
    52,296.31/72,168.92 = 28,422.99/x
  3. Step 3: Cross multiply
    52,296.31x = 72,168.92 × 28,422.99
  4. Step 4: Simplify right side
    52,296.31x = 2,051,256,491.47
  5. Step 5: Solve for x
    x = 2,051,256,491.47/52,296.31
  6. Step 6: Final answer
    x = 39,223.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.