Home / 15,782.46-23,677.38-4,689.24

Finding the Fourth Proportional to 15,782.46, 23,677.38 and 4,689.24

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Solution

The fourth proportional to 15,782.46, 23,677.38 and 4,689.24 is: 7,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782.46 : 23,677.38 = 4,689.24 : x
  2. Step 2: Convert to fraction form
    15,782.46/23,677.38 = 4,689.24/x
  3. Step 3: Cross multiply
    15,782.46x = 23,677.38 × 4,689.24
  4. Step 4: Simplify right side
    15,782.46x = 111,028,917.39
  5. Step 5: Solve for x
    x = 111,028,917.39/15,782.46
  6. Step 6: Final answer
    x = 7,034.96

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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.