Home / 32,159.11-44,380.95-18,728.20

Finding the Fourth Proportional to 32,159.11, 44,380.95 and 18,728.20

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Solution

The fourth proportional to 32,159.11, 44,380.95 and 18,728.20 is: 25,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,159.11 : 44,380.95 = 18,728.20 : x
  2. Step 2: Convert to fraction form
    32,159.11/44,380.95 = 18,728.20/x
  3. Step 3: Cross multiply
    32,159.11x = 44,380.95 × 18,728.20
  4. Step 4: Simplify right side
    32,159.11x = 831,175,043.39
  5. Step 5: Solve for x
    x = 831,175,043.39/32,159.11
  6. Step 6: Final answer
    x = 25,845.71

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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.