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Finding the Fourth Proportional to 15,016.16, 22,544.40 and 8,002.40

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Solution

The fourth proportional to 15,016.16, 22,544.40 and 8,002.40 is: 12,014.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016.16 : 22,544.40 = 8,002.40 : x
  2. Step 2: Convert to fraction form
    15,016.16/22,544.40 = 8,002.40/x
  3. Step 3: Cross multiply
    15,016.16x = 22,544.40 × 8,002.40
  4. Step 4: Simplify right side
    15,016.16x = 180,409,306.56
  5. Step 5: Solve for x
    x = 180,409,306.56/15,016.16
  6. Step 6: Final answer
    x = 12,014.34

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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.