Home / 22,029.26-30,400.27-11,957.61

Finding the Fourth Proportional to 22,029.26, 30,400.27 and 11,957.61

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Solution

The fourth proportional to 22,029.26, 30,400.27 and 11,957.61 is: 16,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,029.26 : 30,400.27 = 11,957.61 : x
  2. Step 2: Convert to fraction form
    22,029.26/30,400.27 = 11,957.61/x
  3. Step 3: Cross multiply
    22,029.26x = 30,400.27 × 11,957.61
  4. Step 4: Simplify right side
    22,029.26x = 363,514,701.50
  5. Step 5: Solve for x
    x = 363,514,701.50/22,029.26
  6. Step 6: Final answer
    x = 16,501.45

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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.