Home / 10,025.71-15,027.43-5,085.14

Finding the Fourth Proportional to 10,025.71, 15,027.43 and 5,085.14

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Solution

The fourth proportional to 10,025.71, 15,027.43 and 5,085.14 is: 7,622.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.71 : 15,027.43 = 5,085.14 : x
  2. Step 2: Convert to fraction form
    10,025.71/15,027.43 = 5,085.14/x
  3. Step 3: Cross multiply
    10,025.71x = 15,027.43 × 5,085.14
  4. Step 4: Simplify right side
    10,025.71x = 76,416,585.39
  5. Step 5: Solve for x
    x = 76,416,585.39/10,025.71
  6. Step 6: Final answer
    x = 7,622.06

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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.