Home / 32,655.71-45,075.14-18,517.97

Finding the Fourth Proportional to 32,655.71, 45,075.14 and 18,517.97

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Solution

The fourth proportional to 32,655.71, 45,075.14 and 18,517.97 is: 25,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,655.71 : 45,075.14 = 18,517.97 : x
  2. Step 2: Convert to fraction form
    32,655.71/45,075.14 = 18,517.97/x
  3. Step 3: Cross multiply
    32,655.71x = 45,075.14 × 18,517.97
  4. Step 4: Simplify right side
    32,655.71x = 834,699,772.30
  5. Step 5: Solve for x
    x = 834,699,772.30/32,655.71
  6. Step 6: Final answer
    x = 25,560.61

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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.