Home / 22,874.54-31,566.66-12,802.87

Finding the Fourth Proportional to 22,874.54, 31,566.66 and 12,802.87

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Solution

The fourth proportional to 22,874.54, 31,566.66 and 12,802.87 is: 17,667.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,874.54 : 31,566.66 = 12,802.87 : x
  2. Step 2: Convert to fraction form
    22,874.54/31,566.66 = 12,802.87/x
  3. Step 3: Cross multiply
    22,874.54x = 31,566.66 × 12,802.87
  4. Step 4: Simplify right side
    22,874.54x = 404,143,844.31
  5. Step 5: Solve for x
    x = 404,143,844.31/22,874.54
  6. Step 6: Final answer
    x = 17,667.85

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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.