Home / 31,998.80-44,159.68-17,851.60

Finding the Fourth Proportional to 31,998.80, 44,159.68 and 17,851.60

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Solution

The fourth proportional to 31,998.80, 44,159.68 and 17,851.60 is: 24,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,998.80 : 44,159.68 = 17,851.60 : x
  2. Step 2: Convert to fraction form
    31,998.80/44,159.68 = 17,851.60/x
  3. Step 3: Cross multiply
    31,998.80x = 44,159.68 × 17,851.60
  4. Step 4: Simplify right side
    31,998.80x = 788,320,943.49
  5. Step 5: Solve for x
    x = 788,320,943.49/31,998.80
  6. Step 6: Final answer
    x = 24,635.95

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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.