Home / 25,862.52-35,668.62-15,909.24

Finding the Fourth Proportional to 25,862.52, 35,668.62 and 15,909.24

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Solution

The fourth proportional to 25,862.52, 35,668.62 and 15,909.24 is: 21,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862.52 : 35,668.62 = 15,909.24 : x
  2. Step 2: Convert to fraction form
    25,862.52/35,668.62 = 15,909.24/x
  3. Step 3: Cross multiply
    25,862.52x = 35,668.62 × 15,909.24
  4. Step 4: Simplify right side
    25,862.52x = 567,460,636.05
  5. Step 5: Solve for x
    x = 567,460,636.05/25,862.52
  6. Step 6: Final answer
    x = 21,941.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.