Home / 11,581.68-15,944.06-11,052.72

Finding the Fourth Proportional to 11,581.68, 15,944.06 and 11,052.72

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Solution

The fourth proportional to 11,581.68, 15,944.06 and 11,052.72 is: 15,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.68 : 15,944.06 = 11,052.72 : x
  2. Step 2: Convert to fraction form
    11,581.68/15,944.06 = 11,052.72/x
  3. Step 3: Cross multiply
    11,581.68x = 15,944.06 × 11,052.72
  4. Step 4: Simplify right side
    11,581.68x = 176,225,230.84
  5. Step 5: Solve for x
    x = 176,225,230.84/11,581.68
  6. Step 6: Final answer
    x = 15,215.86

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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.