Home / 21,726.08-32,588.72-6,934.88

Finding the Fourth Proportional to 21,726.08, 32,588.72 and 6,934.88

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Solution

The fourth proportional to 21,726.08, 32,588.72 and 6,934.88 is: 10,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726.08 : 32,588.72 = 6,934.88 : x
  2. Step 2: Convert to fraction form
    21,726.08/32,588.72 = 6,934.88/x
  3. Step 3: Cross multiply
    21,726.08x = 32,588.72 × 6,934.88
  4. Step 4: Simplify right side
    21,726.08x = 225,998,862.55
  5. Step 5: Solve for x
    x = 225,998,862.55/21,726.08
  6. Step 6: Final answer
    x = 10,402.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.