Home / 10,021.38-15,032.27-3,095.88

Finding the Fourth Proportional to 10,021.38, 15,032.27 and 3,095.88

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Solution

The fourth proportional to 10,021.38, 15,032.27 and 3,095.88 is: 4,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.38 : 15,032.27 = 3,095.88 : x
  2. Step 2: Convert to fraction form
    10,021.38/15,032.27 = 3,095.88/x
  3. Step 3: Cross multiply
    10,021.38x = 15,032.27 × 3,095.88
  4. Step 4: Simplify right side
    10,021.38x = 46,538,104.05
  5. Step 5: Solve for x
    x = 46,538,104.05/10,021.38
  6. Step 6: Final answer
    x = 4,643.88

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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.