Home / 17,839.80-24,631.02-15,945.35

Finding the Fourth Proportional to 17,839.80, 24,631.02 and 15,945.35

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Solution

The fourth proportional to 17,839.80, 24,631.02 and 15,945.35 is: 22,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.80 : 24,631.02 = 15,945.35 : x
  2. Step 2: Convert to fraction form
    17,839.80/24,631.02 = 15,945.35/x
  3. Step 3: Cross multiply
    17,839.80x = 24,631.02 × 15,945.35
  4. Step 4: Simplify right side
    17,839.80x = 392,750,111.60
  5. Step 5: Solve for x
    x = 392,750,111.60/17,839.80
  6. Step 6: Final answer
    x = 22,015.39

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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.