Home / 21,494.91-32,276.07-18,206.27

Finding the Fourth Proportional to 21,494.91, 32,276.07 and 18,206.27

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Solution

The fourth proportional to 21,494.91, 32,276.07 and 18,206.27 is: 27,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,494.91 : 32,276.07 = 18,206.27 : x
  2. Step 2: Convert to fraction form
    21,494.91/32,276.07 = 18,206.27/x
  3. Step 3: Cross multiply
    21,494.91x = 32,276.07 × 18,206.27
  4. Step 4: Simplify right side
    21,494.91x = 587,626,683.58
  5. Step 5: Solve for x
    x = 587,626,683.58/21,494.91
  6. Step 6: Final answer
    x = 27,337.95

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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.