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Finding the Fourth Proportional to 32,549.65, 44,912.95 and 18,402.19

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Solution

The fourth proportional to 32,549.65, 44,912.95 and 18,402.19 is: 25,391.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,549.65 : 44,912.95 = 18,402.19 : x
  2. Step 2: Convert to fraction form
    32,549.65/44,912.95 = 18,402.19/x
  3. Step 3: Cross multiply
    32,549.65x = 44,912.95 × 18,402.19
  4. Step 4: Simplify right side
    32,549.65x = 826,496,639.36
  5. Step 5: Solve for x
    x = 826,496,639.36/32,549.65
  6. Step 6: Final answer
    x = 25,391.87

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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.