Home / 39,508.97-59,269.25-12,846.20

Finding the Fourth Proportional to 39,508.97, 59,269.25 and 12,846.20

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Solution

The fourth proportional to 39,508.97, 59,269.25 and 12,846.20 is: 19,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.97 : 59,269.25 = 12,846.20 : x
  2. Step 2: Convert to fraction form
    39,508.97/59,269.25 = 12,846.20/x
  3. Step 3: Cross multiply
    39,508.97x = 59,269.25 × 12,846.20
  4. Step 4: Simplify right side
    39,508.97x = 761,384,375.12
  5. Step 5: Solve for x
    x = 761,384,375.12/39,508.97
  6. Step 6: Final answer
    x = 19,271.18

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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.