Home / 12,398.17-18,597.20-10,202.26

Finding the Fourth Proportional to 12,398.17, 18,597.20 and 10,202.26

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Solution

The fourth proportional to 12,398.17, 18,597.20 and 10,202.26 is: 15,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398.17 : 18,597.20 = 10,202.26 : x
  2. Step 2: Convert to fraction form
    12,398.17/18,597.20 = 10,202.26/x
  3. Step 3: Cross multiply
    12,398.17x = 18,597.20 × 10,202.26
  4. Step 4: Simplify right side
    12,398.17x = 189,733,469.67
  5. Step 5: Solve for x
    x = 189,733,469.67/12,398.17
  6. Step 6: Final answer
    x = 15,303.34

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.