Home / 10,263.82-15,457.96-9,108.22

Finding the Fourth Proportional to 10,263.82, 15,457.96 and 9,108.22

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Solution

The fourth proportional to 10,263.82, 15,457.96 and 9,108.22 is: 13,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.82 : 15,457.96 = 9,108.22 : x
  2. Step 2: Convert to fraction form
    10,263.82/15,457.96 = 9,108.22/x
  3. Step 3: Cross multiply
    10,263.82x = 15,457.96 × 9,108.22
  4. Step 4: Simplify right side
    10,263.82x = 140,794,500.43
  5. Step 5: Solve for x
    x = 140,794,500.43/10,263.82
  6. Step 6: Final answer
    x = 13,717.55

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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.