Home / 12,506.28-17,254.92-7,200.96

Finding the Fourth Proportional to 12,506.28, 17,254.92 and 7,200.96

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Solution

The fourth proportional to 12,506.28, 17,254.92 and 7,200.96 is: 9,935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506.28 : 17,254.92 = 7,200.96 : x
  2. Step 2: Convert to fraction form
    12,506.28/17,254.92 = 7,200.96/x
  3. Step 3: Cross multiply
    12,506.28x = 17,254.92 × 7,200.96
  4. Step 4: Simplify right side
    12,506.28x = 124,251,988.72
  5. Step 5: Solve for x
    x = 124,251,988.72/12,506.28
  6. Step 6: Final answer
    x = 9,935.17

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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.