Home / 17,947.44-24,769.80-12,288.06

Finding the Fourth Proportional to 17,947.44, 24,769.80 and 12,288.06

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Solution

The fourth proportional to 17,947.44, 24,769.80 and 12,288.06 is: 16,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.44 : 24,769.80 = 12,288.06 : x
  2. Step 2: Convert to fraction form
    17,947.44/24,769.80 = 12,288.06/x
  3. Step 3: Cross multiply
    17,947.44x = 24,769.80 × 12,288.06
  4. Step 4: Simplify right side
    17,947.44x = 304,372,788.59
  5. Step 5: Solve for x
    x = 304,372,788.59/17,947.44
  6. Step 6: Final answer
    x = 16,959.12

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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.