Home / 12,626.89-17,427.52-7,252.49

Finding the Fourth Proportional to 12,626.89, 17,427.52 and 7,252.49

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Solution

The fourth proportional to 12,626.89, 17,427.52 and 7,252.49 is: 10,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.89 : 17,427.52 = 7,252.49 : x
  2. Step 2: Convert to fraction form
    12,626.89/17,427.52 = 7,252.49/x
  3. Step 3: Cross multiply
    12,626.89x = 17,427.52 × 7,252.49
  4. Step 4: Simplify right side
    12,626.89x = 126,392,869.13
  5. Step 5: Solve for x
    x = 126,392,869.13/12,626.89
  6. Step 6: Final answer
    x = 10,009.82

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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.