Home / 27,583.52-38,065.36-15,008.32

Finding the Fourth Proportional to 27,583.52, 38,065.36 and 15,008.32

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Solution

The fourth proportional to 27,583.52, 38,065.36 and 15,008.32 is: 20,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583.52 : 38,065.36 = 15,008.32 : x
  2. Step 2: Convert to fraction form
    27,583.52/38,065.36 = 15,008.32/x
  3. Step 3: Cross multiply
    27,583.52x = 38,065.36 × 15,008.32
  4. Step 4: Simplify right side
    27,583.52x = 571,297,103.80
  5. Step 5: Solve for x
    x = 571,297,103.80/27,583.52
  6. Step 6: Final answer
    x = 20,711.54

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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.