Home / 29,551.56-40,781.10-16,122.82

Finding the Fourth Proportional to 29,551.56, 40,781.10 and 16,122.82

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Solution

The fourth proportional to 29,551.56, 40,781.10 and 16,122.82 is: 22,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,551.56 : 40,781.10 = 16,122.82 : x
  2. Step 2: Convert to fraction form
    29,551.56/40,781.10 = 16,122.82/x
  3. Step 3: Cross multiply
    29,551.56x = 40,781.10 × 16,122.82
  4. Step 4: Simplify right side
    29,551.56x = 657,506,334.70
  5. Step 5: Solve for x
    x = 657,506,334.70/29,551.56
  6. Step 6: Final answer
    x = 22,249.46

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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.