Home / 17,637.97-26,436.09-7,756.58

Finding the Fourth Proportional to 17,637.97, 26,436.09 and 7,756.58

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Solution

The fourth proportional to 17,637.97, 26,436.09 and 7,756.58 is: 11,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.97 : 26,436.09 = 7,756.58 : x
  2. Step 2: Convert to fraction form
    17,637.97/26,436.09 = 7,756.58/x
  3. Step 3: Cross multiply
    17,637.97x = 26,436.09 × 7,756.58
  4. Step 4: Simplify right side
    17,637.97x = 205,053,514.79
  5. Step 5: Solve for x
    x = 205,053,514.79/17,637.97
  6. Step 6: Final answer
    x = 11,625.69

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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.