Home / 40,547.98-60,853.29-20,843.74

Finding the Fourth Proportional to 40,547.98, 60,853.29 and 20,843.74

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Solution

The fourth proportional to 40,547.98, 60,853.29 and 20,843.74 is: 31,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,547.98 : 60,853.29 = 20,843.74 : x
  2. Step 2: Convert to fraction form
    40,547.98/60,853.29 = 20,843.74/x
  3. Step 3: Cross multiply
    40,547.98x = 60,853.29 × 20,843.74
  4. Step 4: Simplify right side
    40,547.98x = 1,268,410,154.90
  5. Step 5: Solve for x
    x = 1,268,410,154.90/40,547.98
  6. Step 6: Final answer
    x = 31,281.71

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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.