Home / 29,527.31-40,754.17-18,355.79

Finding the Fourth Proportional to 29,527.31, 40,754.17 and 18,355.79

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Solution

The fourth proportional to 29,527.31, 40,754.17 and 18,355.79 is: 25,335.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,527.31 : 40,754.17 = 18,355.79 : x
  2. Step 2: Convert to fraction form
    29,527.31/40,754.17 = 18,355.79/x
  3. Step 3: Cross multiply
    29,527.31x = 40,754.17 × 18,355.79
  4. Step 4: Simplify right side
    29,527.31x = 748,075,110.97
  5. Step 5: Solve for x
    x = 748,075,110.97/29,527.31
  6. Step 6: Final answer
    x = 25,335.02

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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.