Home / 15,979.77-22,052.02-9,269.29

Finding the Fourth Proportional to 15,979.77, 22,052.02 and 9,269.29

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Solution

The fourth proportional to 15,979.77, 22,052.02 and 9,269.29 is: 12,791.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.77 : 22,052.02 = 9,269.29 : x
  2. Step 2: Convert to fraction form
    15,979.77/22,052.02 = 9,269.29/x
  3. Step 3: Cross multiply
    15,979.77x = 22,052.02 × 9,269.29
  4. Step 4: Simplify right side
    15,979.77x = 204,406,568.47
  5. Step 5: Solve for x
    x = 204,406,568.47/15,979.77
  6. Step 6: Final answer
    x = 12,791.58

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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.