Home / 10,207.68-15,403.40-9,841.56

Finding the Fourth Proportional to 10,207.68, 15,403.40 and 9,841.56

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Solution

The fourth proportional to 10,207.68, 15,403.40 and 9,841.56 is: 14,850.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.68 : 15,403.40 = 9,841.56 : x
  2. Step 2: Convert to fraction form
    10,207.68/15,403.40 = 9,841.56/x
  3. Step 3: Cross multiply
    10,207.68x = 15,403.40 × 9,841.56
  4. Step 4: Simplify right side
    10,207.68x = 151,593,485.30
  5. Step 5: Solve for x
    x = 151,593,485.30/10,207.68
  6. Step 6: Final answer
    x = 14,850.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.