Home / 27,597.52-38,085.32-15,022.80

Finding the Fourth Proportional to 27,597.52, 38,085.32 and 15,022.80

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Solution

The fourth proportional to 27,597.52, 38,085.32 and 15,022.80 is: 20,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,597.52 : 38,085.32 = 15,022.80 : x
  2. Step 2: Convert to fraction form
    27,597.52/38,085.32 = 15,022.80/x
  3. Step 3: Cross multiply
    27,597.52x = 38,085.32 × 15,022.80
  4. Step 4: Simplify right side
    27,597.52x = 572,148,145.30
  5. Step 5: Solve for x
    x = 572,148,145.30/27,597.52
  6. Step 6: Final answer
    x = 20,731.87

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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.