Home / 10,025.75-15,044.13-5,095.81

Finding the Fourth Proportional to 10,025.75, 15,044.13 and 5,095.81

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Solution

The fourth proportional to 10,025.75, 15,044.13 and 5,095.81 is: 7,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.75 : 15,044.13 = 5,095.81 : x
  2. Step 2: Convert to fraction form
    10,025.75/15,044.13 = 5,095.81/x
  3. Step 3: Cross multiply
    10,025.75x = 15,044.13 × 5,095.81
  4. Step 4: Simplify right side
    10,025.75x = 76,662,028.10
  5. Step 5: Solve for x
    x = 76,662,028.10/10,025.75
  6. Step 6: Final answer
    x = 7,646.51

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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.