Home / 29,382.74-40,548.56-15,954.22

Finding the Fourth Proportional to 29,382.74, 40,548.56 and 15,954.22

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Solution

The fourth proportional to 29,382.74, 40,548.56 and 15,954.22 is: 22,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,382.74 : 40,548.56 = 15,954.22 : x
  2. Step 2: Convert to fraction form
    29,382.74/40,548.56 = 15,954.22/x
  3. Step 3: Cross multiply
    29,382.74x = 40,548.56 × 15,954.22
  4. Step 4: Simplify right side
    29,382.74x = 646,920,646.92
  5. Step 5: Solve for x
    x = 646,920,646.92/29,382.74
  6. Step 6: Final answer
    x = 22,017.03

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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.