Home / 32,997.12-45,535.86-17,889.72

Finding the Fourth Proportional to 32,997.12, 45,535.86 and 17,889.72

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Solution

The fourth proportional to 32,997.12, 45,535.86 and 17,889.72 is: 24,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,997.12 : 45,535.86 = 17,889.72 : x
  2. Step 2: Convert to fraction form
    32,997.12/45,535.86 = 17,889.72/x
  3. Step 3: Cross multiply
    32,997.12x = 45,535.86 × 17,889.72
  4. Step 4: Simplify right side
    32,997.12x = 814,623,785.36
  5. Step 5: Solve for x
    x = 814,623,785.36/32,997.12
  6. Step 6: Final answer
    x = 24,687.72

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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.