Home / 27,098.64-37,394.36-15,159.92

Finding the Fourth Proportional to 27,098.64, 37,394.36 and 15,159.92

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Solution

The fourth proportional to 27,098.64, 37,394.36 and 15,159.92 is: 20,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,098.64 : 37,394.36 = 15,159.92 : x
  2. Step 2: Convert to fraction form
    27,098.64/37,394.36 = 15,159.92/x
  3. Step 3: Cross multiply
    27,098.64x = 37,394.36 × 15,159.92
  4. Step 4: Simplify right side
    27,098.64x = 566,895,506.05
  5. Step 5: Solve for x
    x = 566,895,506.05/27,098.64
  6. Step 6: Final answer
    x = 20,919.70

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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.