Home / 29,076.48-40,122.56-16,331.08

Finding the Fourth Proportional to 29,076.48, 40,122.56 and 16,331.08

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Solution

The fourth proportional to 29,076.48, 40,122.56 and 16,331.08 is: 22,535.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,076.48 : 40,122.56 = 16,331.08 : x
  2. Step 2: Convert to fraction form
    29,076.48/40,122.56 = 16,331.08/x
  3. Step 3: Cross multiply
    29,076.48x = 40,122.56 × 16,331.08
  4. Step 4: Simplify right side
    29,076.48x = 655,244,737.16
  5. Step 5: Solve for x
    x = 655,244,737.16/29,076.48
  6. Step 6: Final answer
    x = 22,535.22

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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.