Home / 21,044.91-29,041.83-11,613.51

Finding the Fourth Proportional to 21,044.91, 29,041.83 and 11,613.51

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Solution

The fourth proportional to 21,044.91, 29,041.83 and 11,613.51 is: 16,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.91 : 29,041.83 = 11,613.51 : x
  2. Step 2: Convert to fraction form
    21,044.91/29,041.83 = 11,613.51/x
  3. Step 3: Cross multiply
    21,044.91x = 29,041.83 × 11,613.51
  4. Step 4: Simplify right side
    21,044.91x = 337,277,583.12
  5. Step 5: Solve for x
    x = 337,277,583.12/21,044.91
  6. Step 6: Final answer
    x = 16,026.56

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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.