Home / 29,282.40-40,393.22-18,523.94

Finding the Fourth Proportional to 29,282.40, 40,393.22 and 18,523.94

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Solution

The fourth proportional to 29,282.40, 40,393.22 and 18,523.94 is: 25,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,282.40 : 40,393.22 = 18,523.94 : x
  2. Step 2: Convert to fraction form
    29,282.40/40,393.22 = 18,523.94/x
  3. Step 3: Cross multiply
    29,282.40x = 40,393.22 × 18,523.94
  4. Step 4: Simplify right side
    29,282.40x = 748,241,289.10
  5. Step 5: Solve for x
    x = 748,241,289.10/29,282.40
  6. Step 6: Final answer
    x = 25,552.59

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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.