Home / 19,488.20-29,232.30-14,822.60

Finding the Fourth Proportional to 19,488.20, 29,232.30 and 14,822.60

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Solution

The fourth proportional to 19,488.20, 29,232.30 and 14,822.60 is: 22,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.20 : 29,232.30 = 14,822.60 : x
  2. Step 2: Convert to fraction form
    19,488.20/29,232.30 = 14,822.60/x
  3. Step 3: Cross multiply
    19,488.20x = 29,232.30 × 14,822.60
  4. Step 4: Simplify right side
    19,488.20x = 433,298,689.98
  5. Step 5: Solve for x
    x = 433,298,689.98/19,488.20
  6. Step 6: Final answer
    x = 22,233.90

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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.