Home / 25,849.69-38,782.32-9,207.55

Finding the Fourth Proportional to 25,849.69, 38,782.32 and 9,207.55

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Solution

The fourth proportional to 25,849.69, 38,782.32 and 9,207.55 is: 13,814.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,849.69 : 38,782.32 = 9,207.55 : x
  2. Step 2: Convert to fraction form
    25,849.69/38,782.32 = 9,207.55/x
  3. Step 3: Cross multiply
    25,849.69x = 38,782.32 × 9,207.55
  4. Step 4: Simplify right side
    25,849.69x = 357,090,150.52
  5. Step 5: Solve for x
    x = 357,090,150.52/25,849.69
  6. Step 6: Final answer
    x = 13,814.10

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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.