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Finding the Fourth Proportional to 15,047.11, 22,563.07 and 8,809.10

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Solution

The fourth proportional to 15,047.11, 22,563.07 and 8,809.10 is: 13,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047.11 : 22,563.07 = 8,809.10 : x
  2. Step 2: Convert to fraction form
    15,047.11/22,563.07 = 8,809.10/x
  3. Step 3: Cross multiply
    15,047.11x = 22,563.07 × 8,809.10
  4. Step 4: Simplify right side
    15,047.11x = 198,760,205.10
  5. Step 5: Solve for x
    x = 198,760,205.10/15,047.11
  6. Step 6: Final answer
    x = 13,209.20

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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.