Home / 27,965.30-41,947.95-26,890.10

Finding the Fourth Proportional to 27,965.30, 41,947.95 and 26,890.10

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Solution

The fourth proportional to 27,965.30, 41,947.95 and 26,890.10 is: 40,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,965.30 : 41,947.95 = 26,890.10 : x
  2. Step 2: Convert to fraction form
    27,965.30/41,947.95 = 26,890.10/x
  3. Step 3: Cross multiply
    27,965.30x = 41,947.95 × 26,890.10
  4. Step 4: Simplify right side
    27,965.30x = 1,127,984,570.30
  5. Step 5: Solve for x
    x = 1,127,984,570.30/27,965.30
  6. Step 6: Final answer
    x = 40,335.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.