Home / 38,324.43-52,888.29-21,329.61

Finding the Fourth Proportional to 38,324.43, 52,888.29 and 21,329.61

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Solution

The fourth proportional to 38,324.43, 52,888.29 and 21,329.61 is: 29,435.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.43 : 52,888.29 = 21,329.61 : x
  2. Step 2: Convert to fraction form
    38,324.43/52,888.29 = 21,329.61/x
  3. Step 3: Cross multiply
    38,324.43x = 52,888.29 × 21,329.61
  4. Step 4: Simplify right side
    38,324.43x = 1,128,086,599.27
  5. Step 5: Solve for x
    x = 1,128,086,599.27/38,324.43
  6. Step 6: Final answer
    x = 29,435.18

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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.