Home / 32,449.78-44,781.36-18,299.92

Finding the Fourth Proportional to 32,449.78, 44,781.36 and 18,299.92

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Solution

The fourth proportional to 32,449.78, 44,781.36 and 18,299.92 is: 25,254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,449.78 : 44,781.36 = 18,299.92 : x
  2. Step 2: Convert to fraction form
    32,449.78/44,781.36 = 18,299.92/x
  3. Step 3: Cross multiply
    32,449.78x = 44,781.36 × 18,299.92
  4. Step 4: Simplify right side
    32,449.78x = 819,495,305.49
  5. Step 5: Solve for x
    x = 819,495,305.49/32,449.78
  6. Step 6: Final answer
    x = 25,254.26

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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.