Home / 12,534.67-17,299.74-7,228.36

Finding the Fourth Proportional to 12,534.67, 17,299.74 and 7,228.36

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Solution

The fourth proportional to 12,534.67, 17,299.74 and 7,228.36 is: 9,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.67 : 17,299.74 = 7,228.36 : x
  2. Step 2: Convert to fraction form
    12,534.67/17,299.74 = 7,228.36/x
  3. Step 3: Cross multiply
    12,534.67x = 17,299.74 × 7,228.36
  4. Step 4: Simplify right side
    12,534.67x = 125,048,748.63
  5. Step 5: Solve for x
    x = 125,048,748.63/12,534.67
  6. Step 6: Final answer
    x = 9,976.23

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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.