Home / 10,177.22-15,165.89-9,842.76

Finding the Fourth Proportional to 10,177.22, 15,165.89 and 9,842.76

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Solution

The fourth proportional to 10,177.22, 15,165.89 and 9,842.76 is: 14,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.22 : 15,165.89 = 9,842.76 : x
  2. Step 2: Convert to fraction form
    10,177.22/15,165.89 = 9,842.76/x
  3. Step 3: Cross multiply
    10,177.22x = 15,165.89 × 9,842.76
  4. Step 4: Simplify right side
    10,177.22x = 149,274,203.15
  5. Step 5: Solve for x
    x = 149,274,203.15/10,177.22
  6. Step 6: Final answer
    x = 14,667.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.