Home / 14,764.40-22,132.20-13,209.20

Finding the Fourth Proportional to 14,764.40, 22,132.20 and 13,209.20

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Solution

The fourth proportional to 14,764.40, 22,132.20 and 13,209.20 is: 19,800.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.40 : 22,132.20 = 13,209.20 : x
  2. Step 2: Convert to fraction form
    14,764.40/22,132.20 = 13,209.20/x
  3. Step 3: Cross multiply
    14,764.40x = 22,132.20 × 13,209.20
  4. Step 4: Simplify right side
    14,764.40x = 292,348,656.24
  5. Step 5: Solve for x
    x = 292,348,656.24/14,764.40
  6. Step 6: Final answer
    x = 19,800.92

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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.