Home / 15,014.80-22,522.20-11,126.80

Finding the Fourth Proportional to 15,014.80, 22,522.20 and 11,126.80

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Solution

The fourth proportional to 15,014.80, 22,522.20 and 11,126.80 is: 16,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,014.80 : 22,522.20 = 11,126.80 : x
  2. Step 2: Convert to fraction form
    15,014.80/22,522.20 = 11,126.80/x
  3. Step 3: Cross multiply
    15,014.80x = 22,522.20 × 11,126.80
  4. Step 4: Simplify right side
    15,014.80x = 250,600,014.96
  5. Step 5: Solve for x
    x = 250,600,014.96/15,014.80
  6. Step 6: Final answer
    x = 16,690.20

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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.