Home / 25,813.08-38,719.80-10,230.66

Finding the Fourth Proportional to 25,813.08, 38,719.80 and 10,230.66

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Solution

The fourth proportional to 25,813.08, 38,719.80 and 10,230.66 is: 15,346.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,813.08 : 38,719.80 = 10,230.66 : x
  2. Step 2: Convert to fraction form
    25,813.08/38,719.80 = 10,230.66/x
  3. Step 3: Cross multiply
    25,813.08x = 38,719.80 × 10,230.66
  4. Step 4: Simplify right side
    25,813.08x = 396,129,109.07
  5. Step 5: Solve for x
    x = 396,129,109.07/25,813.08
  6. Step 6: Final answer
    x = 15,346.06

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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.