Home / 27,862.68-38,468.70-17,267.88

Finding the Fourth Proportional to 27,862.68, 38,468.70 and 17,267.88

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Solution

The fourth proportional to 27,862.68, 38,468.70 and 17,267.88 is: 23,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,862.68 : 38,468.70 = 17,267.88 : x
  2. Step 2: Convert to fraction form
    27,862.68/38,468.70 = 17,267.88/x
  3. Step 3: Cross multiply
    27,862.68x = 38,468.70 × 17,267.88
  4. Step 4: Simplify right side
    27,862.68x = 664,272,895.36
  5. Step 5: Solve for x
    x = 664,272,895.36/27,862.68
  6. Step 6: Final answer
    x = 23,840.95

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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.