Home / 53,752.82-80,636.10-17,717.20

Finding the Fourth Proportional to 53,752.82, 80,636.10 and 17,717.20

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Solution

The fourth proportional to 53,752.82, 80,636.10 and 17,717.20 is: 26,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,752.82 : 80,636.10 = 17,717.20 : x
  2. Step 2: Convert to fraction form
    53,752.82/80,636.10 = 17,717.20/x
  3. Step 3: Cross multiply
    53,752.82x = 80,636.10 × 17,717.20
  4. Step 4: Simplify right side
    53,752.82x = 1,428,645,910.92
  5. Step 5: Solve for x
    x = 1,428,645,910.92/53,752.82
  6. Step 6: Final answer
    x = 26,578.06

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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.