Home / 29,723.46-41,010.21-18,387.51

Finding the Fourth Proportional to 29,723.46, 41,010.21 and 18,387.51

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Solution

The fourth proportional to 29,723.46, 41,010.21 and 18,387.51 is: 25,369.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,723.46 : 41,010.21 = 18,387.51 : x
  2. Step 2: Convert to fraction form
    29,723.46/41,010.21 = 18,387.51/x
  3. Step 3: Cross multiply
    29,723.46x = 41,010.21 × 18,387.51
  4. Step 4: Simplify right side
    29,723.46x = 754,075,646.48
  5. Step 5: Solve for x
    x = 754,075,646.48/29,723.46
  6. Step 6: Final answer
    x = 25,369.71

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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.