Home / 31,966.47-44,111.85-18,351.33

Finding the Fourth Proportional to 31,966.47, 44,111.85 and 18,351.33

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Solution

The fourth proportional to 31,966.47, 44,111.85 and 18,351.33 is: 25,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966.47 : 44,111.85 = 18,351.33 : x
  2. Step 2: Convert to fraction form
    31,966.47/44,111.85 = 18,351.33/x
  3. Step 3: Cross multiply
    31,966.47x = 44,111.85 × 18,351.33
  4. Step 4: Simplify right side
    31,966.47x = 809,511,116.26
  5. Step 5: Solve for x
    x = 809,511,116.26/31,966.47
  6. Step 6: Final answer
    x = 25,323.76

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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.