Home / 12,549.12-17,316.48-8,350.08

Finding the Fourth Proportional to 12,549.12, 17,316.48 and 8,350.08

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Solution

The fourth proportional to 12,549.12, 17,316.48 and 8,350.08 is: 11,522.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.12 : 17,316.48 = 8,350.08 : x
  2. Step 2: Convert to fraction form
    12,549.12/17,316.48 = 8,350.08/x
  3. Step 3: Cross multiply
    12,549.12x = 17,316.48 × 8,350.08
  4. Step 4: Simplify right side
    12,549.12x = 144,593,993.32
  5. Step 5: Solve for x
    x = 144,593,993.32/12,549.12
  6. Step 6: Final answer
    x = 11,522.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.