Home / 18,557.44-25,606.08-11,001.92

Finding the Fourth Proportional to 18,557.44, 25,606.08 and 11,001.92

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Solution

The fourth proportional to 18,557.44, 25,606.08 and 11,001.92 is: 15,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.44 : 25,606.08 = 11,001.92 : x
  2. Step 2: Convert to fraction form
    18,557.44/25,606.08 = 11,001.92/x
  3. Step 3: Cross multiply
    18,557.44x = 25,606.08 × 11,001.92
  4. Step 4: Simplify right side
    18,557.44x = 281,716,043.67
  5. Step 5: Solve for x
    x = 281,716,043.67/18,557.44
  6. Step 6: Final answer
    x = 15,180.76

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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.