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Finding the Fourth Proportional to 32,657.52, 45,004.18 and 22,028.68

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Solution

The fourth proportional to 32,657.52, 45,004.18 and 22,028.68 is: 30,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,657.52 : 45,004.18 = 22,028.68 : x
  2. Step 2: Convert to fraction form
    32,657.52/45,004.18 = 22,028.68/x
  3. Step 3: Cross multiply
    32,657.52x = 45,004.18 × 22,028.68
  4. Step 4: Simplify right side
    32,657.52x = 991,382,679.88
  5. Step 5: Solve for x
    x = 991,382,679.88/32,657.52
  6. Step 6: Final answer
    x = 30,356.95

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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.