Home / 29,382.72-40,548.02-15,953.87

Finding the Fourth Proportional to 29,382.72, 40,548.02 and 15,953.87

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Solution

The fourth proportional to 29,382.72, 40,548.02 and 15,953.87 is: 22,016.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,382.72 : 40,548.02 = 15,953.87 : x
  2. Step 2: Convert to fraction form
    29,382.72/40,548.02 = 15,953.87/x
  3. Step 3: Cross multiply
    29,382.72x = 40,548.02 × 15,953.87
  4. Step 4: Simplify right side
    29,382.72x = 646,897,557.33
  5. Step 5: Solve for x
    x = 646,897,557.33/29,382.72
  6. Step 6: Final answer
    x = 22,016.26

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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.