Home / 29,531.49-40,734.55-18,041.08

Finding the Fourth Proportional to 29,531.49, 40,734.55 and 18,041.08

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Solution

The fourth proportional to 29,531.49, 40,734.55 and 18,041.08 is: 24,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531.49 : 40,734.55 = 18,041.08 : x
  2. Step 2: Convert to fraction form
    29,531.49/40,734.55 = 18,041.08/x
  3. Step 3: Cross multiply
    29,531.49x = 40,734.55 × 18,041.08
  4. Step 4: Simplify right side
    29,531.49x = 734,895,170.93
  5. Step 5: Solve for x
    x = 734,895,170.93/29,531.49
  6. Step 6: Final answer
    x = 24,885.14

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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.