Home / 25,499.43-38,259.27-11,455.65

Finding the Fourth Proportional to 25,499.43, 38,259.27 and 11,455.65

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Solution

The fourth proportional to 25,499.43, 38,259.27 and 11,455.65 is: 17,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.43 : 38,259.27 = 11,455.65 : x
  2. Step 2: Convert to fraction form
    25,499.43/38,259.27 = 11,455.65/x
  3. Step 3: Cross multiply
    25,499.43x = 38,259.27 × 11,455.65
  4. Step 4: Simplify right side
    25,499.43x = 438,284,806.38
  5. Step 5: Solve for x
    x = 438,284,806.38/25,499.43
  6. Step 6: Final answer
    x = 17,188.02

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1.5x scale

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.