Home / 11,102.48-15,204.76-10,956.68

Finding the Fourth Proportional to 11,102.48, 15,204.76 and 10,956.68

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Solution

The fourth proportional to 11,102.48, 15,204.76 and 10,956.68 is: 15,005.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.48 : 15,204.76 = 10,956.68 : x
  2. Step 2: Convert to fraction form
    11,102.48/15,204.76 = 10,956.68/x
  3. Step 3: Cross multiply
    11,102.48x = 15,204.76 × 10,956.68
  4. Step 4: Simplify right side
    11,102.48x = 166,593,689.80
  5. Step 5: Solve for x
    x = 166,593,689.80/11,102.48
  6. Step 6: Final answer
    x = 15,005.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.