Home / 22,814.68-31,483.92-12,743.26

Finding the Fourth Proportional to 22,814.68, 31,483.92 and 12,743.26

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Solution

The fourth proportional to 22,814.68, 31,483.92 and 12,743.26 is: 17,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,814.68 : 31,483.92 = 12,743.26 : x
  2. Step 2: Convert to fraction form
    22,814.68/31,483.92 = 12,743.26/x
  3. Step 3: Cross multiply
    22,814.68x = 31,483.92 × 12,743.26
  4. Step 4: Simplify right side
    22,814.68x = 401,207,714.66
  5. Step 5: Solve for x
    x = 401,207,714.66/22,814.68
  6. Step 6: Final answer
    x = 17,585.51

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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.