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Finding the Fourth Proportional to 15,522, 23,291.08 and 8,507.12

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Solution

The fourth proportional to 15,522, 23,291.08 and 8,507.12 is: 12,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,522 : 23,291.08 = 8,507.12 : x
  2. Step 2: Convert to fraction form
    15,522/23,291.08 = 8,507.12/x
  3. Step 3: Cross multiply
    15,522x = 23,291.08 × 8,507.12
  4. Step 4: Simplify right side
    15,522x = 198,140,012.49
  5. Step 5: Solve for x
    x = 198,140,012.49/15,522
  6. Step 6: Final answer
    x = 12,765.11

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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.