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Finding the Fourth Proportional to 32,572.26, 44,949.72 and 18,424.80

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Solution

The fourth proportional to 32,572.26, 44,949.72 and 18,424.80 is: 25,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,572.26 : 44,949.72 = 18,424.80 : x
  2. Step 2: Convert to fraction form
    32,572.26/44,949.72 = 18,424.80/x
  3. Step 3: Cross multiply
    32,572.26x = 44,949.72 × 18,424.80
  4. Step 4: Simplify right side
    32,572.26x = 828,189,601.06
  5. Step 5: Solve for x
    x = 828,189,601.06/32,572.26
  6. Step 6: Final answer
    x = 25,426.22

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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.