Home / 13,660.16-20,496.92-4,895.76

Finding the Fourth Proportional to 13,660.16, 20,496.92 and 4,895.76

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Solution

The fourth proportional to 13,660.16, 20,496.92 and 4,895.76 is: 7,346.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,660.16 : 20,496.92 = 4,895.76 : x
  2. Step 2: Convert to fraction form
    13,660.16/20,496.92 = 4,895.76/x
  3. Step 3: Cross multiply
    13,660.16x = 20,496.92 × 4,895.76
  4. Step 4: Simplify right side
    13,660.16x = 100,348,001.06
  5. Step 5: Solve for x
    x = 100,348,001.06/13,660.16
  6. Step 6: Final answer
    x = 7,346.03

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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.