Home / 15,031.14-22,519.96-12,817.41

Finding the Fourth Proportional to 15,031.14, 22,519.96 and 12,817.41

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Solution

The fourth proportional to 15,031.14, 22,519.96 and 12,817.41 is: 19,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,031.14 : 22,519.96 = 12,817.41 : x
  2. Step 2: Convert to fraction form
    15,031.14/22,519.96 = 12,817.41/x
  3. Step 3: Cross multiply
    15,031.14x = 22,519.96 × 12,817.41
  4. Step 4: Simplify right side
    15,031.14x = 288,647,560.50
  5. Step 5: Solve for x
    x = 288,647,560.50/15,031.14
  6. Step 6: Final answer
    x = 19,203.30

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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.