Home / 14,982.20-22,430.10-13,254.20

Finding the Fourth Proportional to 14,982.20, 22,430.10 and 13,254.20

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Solution

The fourth proportional to 14,982.20, 22,430.10 and 13,254.20 is: 19,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982.20 : 22,430.10 = 13,254.20 : x
  2. Step 2: Convert to fraction form
    14,982.20/22,430.10 = 13,254.20/x
  3. Step 3: Cross multiply
    14,982.20x = 22,430.10 × 13,254.20
  4. Step 4: Simplify right side
    14,982.20x = 297,293,031.42
  5. Step 5: Solve for x
    x = 297,293,031.42/14,982.20
  6. Step 6: Final answer
    x = 19,843.08

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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.