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Finding the Fourth Proportional to 10,549.44, 14,552.88 and 9,799.02

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Solution

The fourth proportional to 10,549.44, 14,552.88 and 9,799.02 is: 13,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.44 : 14,552.88 = 9,799.02 : x
  2. Step 2: Convert to fraction form
    10,549.44/14,552.88 = 9,799.02/x
  3. Step 3: Cross multiply
    10,549.44x = 14,552.88 × 9,799.02
  4. Step 4: Simplify right side
    10,549.44x = 142,603,962.18
  5. Step 5: Solve for x
    x = 142,603,962.18/10,549.44
  6. Step 6: Final answer
    x = 13,517.68

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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.