Home / 31,921.56-44,057.22-18,501.08

Finding the Fourth Proportional to 31,921.56, 44,057.22 and 18,501.08

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Solution

The fourth proportional to 31,921.56, 44,057.22 and 18,501.08 is: 25,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,921.56 : 44,057.22 = 18,501.08 : x
  2. Step 2: Convert to fraction form
    31,921.56/44,057.22 = 18,501.08/x
  3. Step 3: Cross multiply
    31,921.56x = 44,057.22 × 18,501.08
  4. Step 4: Simplify right side
    31,921.56x = 815,105,862.13
  5. Step 5: Solve for x
    x = 815,105,862.13/31,921.56
  6. Step 6: Final answer
    x = 25,534.65

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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.