Home / 12,610.70-17,402.15-7,307.23

Finding the Fourth Proportional to 12,610.70, 17,402.15 and 7,307.23

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Solution

The fourth proportional to 12,610.70, 17,402.15 and 7,307.23 is: 10,083.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.70 : 17,402.15 = 7,307.23 : x
  2. Step 2: Convert to fraction form
    12,610.70/17,402.15 = 7,307.23/x
  3. Step 3: Cross multiply
    12,610.70x = 17,402.15 × 7,307.23
  4. Step 4: Simplify right side
    12,610.70x = 127,161,487.31
  5. Step 5: Solve for x
    x = 127,161,487.31/12,610.70
  6. Step 6: Final answer
    x = 10,083.62

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Find fourth proportional to 12,611.70, 17,403.53 and 7,308.23
Similar ratio
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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.