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Finding the Fourth Proportional to 32,997.68, 45,535.57 and 19,560.89

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Solution

The fourth proportional to 32,997.68, 45,535.57 and 19,560.89 is: 26,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,997.68 : 45,535.57 = 19,560.89 : x
  2. Step 2: Convert to fraction form
    32,997.68/45,535.57 = 19,560.89/x
  3. Step 3: Cross multiply
    32,997.68x = 45,535.57 × 19,560.89
  4. Step 4: Simplify right side
    32,997.68x = 890,716,340.79
  5. Step 5: Solve for x
    x = 890,716,340.79/32,997.68
  6. Step 6: Final answer
    x = 26,993.30

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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.