Home / 12,376.82-17,073.97-7,070.24

Finding the Fourth Proportional to 12,376.82, 17,073.97 and 7,070.24

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Solution

The fourth proportional to 12,376.82, 17,073.97 and 7,070.24 is: 9,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376.82 : 17,073.97 = 7,070.24 : x
  2. Step 2: Convert to fraction form
    12,376.82/17,073.97 = 7,070.24/x
  3. Step 3: Cross multiply
    12,376.82x = 17,073.97 × 7,070.24
  4. Step 4: Simplify right side
    12,376.82x = 120,716,962.61
  5. Step 5: Solve for x
    x = 120,716,962.61/12,376.82
  6. Step 6: Final answer
    x = 9,753.48

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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.