Home / 47,589.12-71,418.24-26,853.12

Finding the Fourth Proportional to 47,589.12, 71,418.24 and 26,853.12

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Solution

The fourth proportional to 47,589.12, 71,418.24 and 26,853.12 is: 40,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.12 : 71,418.24 = 26,853.12 : x
  2. Step 2: Convert to fraction form
    47,589.12/71,418.24 = 26,853.12/x
  3. Step 3: Cross multiply
    47,589.12x = 71,418.24 × 26,853.12
  4. Step 4: Simplify right side
    47,589.12x = 1,917,802,568.91
  5. Step 5: Solve for x
    x = 1,917,802,568.91/47,589.12
  6. Step 6: Final answer
    x = 40,299.18

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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.