Home / 27,151.75-37,456.74-17,085.74

Finding the Fourth Proportional to 27,151.75, 37,456.74 and 17,085.74

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Solution

The fourth proportional to 27,151.75, 37,456.74 and 17,085.74 is: 23,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.75 : 37,456.74 = 17,085.74 : x
  2. Step 2: Convert to fraction form
    27,151.75/37,456.74 = 17,085.74/x
  3. Step 3: Cross multiply
    27,151.75x = 37,456.74 × 17,085.74
  4. Step 4: Simplify right side
    27,151.75x = 639,976,120.89
  5. Step 5: Solve for x
    x = 639,976,120.89/27,151.75
  6. Step 6: Final answer
    x = 23,570.35

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1.5x scale

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.