Home / 16,278.77-22,452.38-11,817.29

Finding the Fourth Proportional to 16,278.77, 22,452.38 and 11,817.29

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Solution

The fourth proportional to 16,278.77, 22,452.38 and 11,817.29 is: 16,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,278.77 : 22,452.38 = 11,817.29 : x
  2. Step 2: Convert to fraction form
    16,278.77/22,452.38 = 11,817.29/x
  3. Step 3: Cross multiply
    16,278.77x = 22,452.38 × 11,817.29
  4. Step 4: Simplify right side
    16,278.77x = 265,326,285.65
  5. Step 5: Solve for x
    x = 265,326,285.65/16,278.77
  6. Step 6: Final answer
    x = 16,298.91

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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.