Home / 27,843.04-38,422.38-15,267.52

Finding the Fourth Proportional to 27,843.04, 38,422.38 and 15,267.52

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Solution

The fourth proportional to 27,843.04, 38,422.38 and 15,267.52 is: 21,068.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843.04 : 38,422.38 = 15,267.52 : x
  2. Step 2: Convert to fraction form
    27,843.04/38,422.38 = 15,267.52/x
  3. Step 3: Cross multiply
    27,843.04x = 38,422.38 × 15,267.52
  4. Step 4: Simplify right side
    27,843.04x = 586,614,455.10
  5. Step 5: Solve for x
    x = 586,614,455.10/27,843.04
  6. Step 6: Final answer
    x = 21,068.62

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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.