Home / 25,646.64-38,440.56-11,766.48

Finding the Fourth Proportional to 25,646.64, 38,440.56 and 11,766.48

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Solution

The fourth proportional to 25,646.64, 38,440.56 and 11,766.48 is: 17,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.64 : 38,440.56 = 11,766.48 : x
  2. Step 2: Convert to fraction form
    25,646.64/38,440.56 = 11,766.48/x
  3. Step 3: Cross multiply
    25,646.64x = 38,440.56 × 11,766.48
  4. Step 4: Simplify right side
    25,646.64x = 452,310,080.43
  5. Step 5: Solve for x
    x = 452,310,080.43/25,646.64
  6. Step 6: Final answer
    x = 17,636.23

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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.