Home / 29,187.38-40,278.55-17,255.02

Finding the Fourth Proportional to 29,187.38, 40,278.55 and 17,255.02

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Solution

The fourth proportional to 29,187.38, 40,278.55 and 17,255.02 is: 23,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,187.38 : 40,278.55 = 17,255.02 : x
  2. Step 2: Convert to fraction form
    29,187.38/40,278.55 = 17,255.02/x
  3. Step 3: Cross multiply
    29,187.38x = 40,278.55 × 17,255.02
  4. Step 4: Simplify right side
    29,187.38x = 695,007,185.82
  5. Step 5: Solve for x
    x = 695,007,185.82/29,187.38
  6. Step 6: Final answer
    x = 23,811.91

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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.