Home / 15,887.06-23,793-13,795.68

Finding the Fourth Proportional to 15,887.06, 23,793 and 13,795.68

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Solution

The fourth proportional to 15,887.06, 23,793 and 13,795.68 is: 20,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.06 : 23,793 = 13,795.68 : x
  2. Step 2: Convert to fraction form
    15,887.06/23,793 = 13,795.68/x
  3. Step 3: Cross multiply
    15,887.06x = 23,793 × 13,795.68
  4. Step 4: Simplify right side
    15,887.06x = 328,240,614.24
  5. Step 5: Solve for x
    x = 328,240,614.24/15,887.06
  6. Step 6: Final answer
    x = 20,660.88

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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.