Home / 27,823.50-38,398.86-15,250.68

Finding the Fourth Proportional to 27,823.50, 38,398.86 and 15,250.68

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Solution

The fourth proportional to 27,823.50, 38,398.86 and 15,250.68 is: 21,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,823.50 : 38,398.86 = 15,250.68 : x
  2. Step 2: Convert to fraction form
    27,823.50/38,398.86 = 15,250.68/x
  3. Step 3: Cross multiply
    27,823.50x = 38,398.86 × 15,250.68
  4. Step 4: Simplify right side
    27,823.50x = 585,608,726.22
  5. Step 5: Solve for x
    x = 585,608,726.22/27,823.50
  6. Step 6: Final answer
    x = 21,047.27

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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.