Home / 21,044.92-29,041.72-11,613.28

Finding the Fourth Proportional to 21,044.92, 29,041.72 and 11,613.28

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Solution

The fourth proportional to 21,044.92, 29,041.72 and 11,613.28 is: 16,026.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.92 : 29,041.72 = 11,613.28 : x
  2. Step 2: Convert to fraction form
    21,044.92/29,041.72 = 11,613.28/x
  3. Step 3: Cross multiply
    21,044.92x = 29,041.72 × 11,613.28
  4. Step 4: Simplify right side
    21,044.92x = 337,269,626.04
  5. Step 5: Solve for x
    x = 337,269,626.04/21,044.92
  6. Step 6: Final answer
    x = 16,026.18

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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.