Home / 32,150.72-44,364-18,001.28

Finding the Fourth Proportional to 32,150.72, 44,364 and 18,001.28

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Solution

The fourth proportional to 32,150.72, 44,364 and 18,001.28 is: 24,839.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,150.72 : 44,364 = 18,001.28 : x
  2. Step 2: Convert to fraction form
    32,150.72/44,364 = 18,001.28/x
  3. Step 3: Cross multiply
    32,150.72x = 44,364 × 18,001.28
  4. Step 4: Simplify right side
    32,150.72x = 798,608,785.92
  5. Step 5: Solve for x
    x = 798,608,785.92/32,150.72
  6. Step 6: Final answer
    x = 24,839.53

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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.