Home / 25,760.66-38,636.41-11,717.39

Finding the Fourth Proportional to 25,760.66, 38,636.41 and 11,717.39

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Solution

The fourth proportional to 25,760.66, 38,636.41 and 11,717.39 is: 17,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,760.66 : 38,636.41 = 11,717.39 : x
  2. Step 2: Convert to fraction form
    25,760.66/38,636.41 = 11,717.39/x
  3. Step 3: Cross multiply
    25,760.66x = 38,636.41 × 11,717.39
  4. Step 4: Simplify right side
    25,760.66x = 452,717,884.17
  5. Step 5: Solve for x
    x = 452,717,884.17/25,760.66
  6. Step 6: Final answer
    x = 17,574.00

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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.