Home / 12,501.44-18,752.16-7,304.48

Finding the Fourth Proportional to 12,501.44, 18,752.16 and 7,304.48

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Solution

The fourth proportional to 12,501.44, 18,752.16 and 7,304.48 is: 10,956.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.44 : 18,752.16 = 7,304.48 : x
  2. Step 2: Convert to fraction form
    12,501.44/18,752.16 = 7,304.48/x
  3. Step 3: Cross multiply
    12,501.44x = 18,752.16 × 7,304.48
  4. Step 4: Simplify right side
    12,501.44x = 136,974,777.68
  5. Step 5: Solve for x
    x = 136,974,777.68/12,501.44
  6. Step 6: Final answer
    x = 10,956.72

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.