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Finding the Fourth Proportional to 32,220, 44,463.68 and 18,800.48

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Solution

The fourth proportional to 32,220, 44,463.68 and 18,800.48 is: 25,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,220 : 44,463.68 = 18,800.48 : x
  2. Step 2: Convert to fraction form
    32,220/44,463.68 = 18,800.48/x
  3. Step 3: Cross multiply
    32,220x = 44,463.68 × 18,800.48
  4. Step 4: Simplify right side
    32,220x = 835,938,526.57
  5. Step 5: Solve for x
    x = 835,938,526.57/32,220
  6. Step 6: Final answer
    x = 25,944.71

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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.