Home / 18,306.81-25,264.44-10,349.73

Finding the Fourth Proportional to 18,306.81, 25,264.44 and 10,349.73

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Solution

The fourth proportional to 18,306.81, 25,264.44 and 10,349.73 is: 14,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.81 : 25,264.44 = 10,349.73 : x
  2. Step 2: Convert to fraction form
    18,306.81/25,264.44 = 10,349.73/x
  3. Step 3: Cross multiply
    18,306.81x = 25,264.44 × 10,349.73
  4. Step 4: Simplify right side
    18,306.81x = 261,480,132.60
  5. Step 5: Solve for x
    x = 261,480,132.60/18,306.81
  6. Step 6: Final answer
    x = 14,283.22

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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.