Home / 15,687.83-23,535.26-5,299.31

Finding the Fourth Proportional to 15,687.83, 23,535.26 and 5,299.31

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Solution

The fourth proportional to 15,687.83, 23,535.26 and 5,299.31 is: 7,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687.83 : 23,535.26 = 5,299.31 : x
  2. Step 2: Convert to fraction form
    15,687.83/23,535.26 = 5,299.31/x
  3. Step 3: Cross multiply
    15,687.83x = 23,535.26 × 5,299.31
  4. Step 4: Simplify right side
    15,687.83x = 124,720,638.67
  5. Step 5: Solve for x
    x = 124,720,638.67/15,687.83
  6. Step 6: Final answer
    x = 7,950.15

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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.