Home / 14,818.20-22,227.30-13,205.40

Finding the Fourth Proportional to 14,818.20, 22,227.30 and 13,205.40

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Solution

The fourth proportional to 14,818.20, 22,227.30 and 13,205.40 is: 19,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.20 : 22,227.30 = 13,205.40 : x
  2. Step 2: Convert to fraction form
    14,818.20/22,227.30 = 13,205.40/x
  3. Step 3: Cross multiply
    14,818.20x = 22,227.30 × 13,205.40
  4. Step 4: Simplify right side
    14,818.20x = 293,520,387.42
  5. Step 5: Solve for x
    x = 293,520,387.42/14,818.20
  6. Step 6: Final answer
    x = 19,808.10

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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.