Home / 12,501.11-17,251.79-6,836.22

Finding the Fourth Proportional to 12,501.11, 17,251.79 and 6,836.22

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Solution

The fourth proportional to 12,501.11, 17,251.79 and 6,836.22 is: 9,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.11 : 17,251.79 = 6,836.22 : x
  2. Step 2: Convert to fraction form
    12,501.11/17,251.79 = 6,836.22/x
  3. Step 3: Cross multiply
    12,501.11x = 17,251.79 × 6,836.22
  4. Step 4: Simplify right side
    12,501.11x = 117,937,031.83
  5. Step 5: Solve for x
    x = 117,937,031.83/12,501.11
  6. Step 6: Final answer
    x = 9,434.12

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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.