Home / 27,194.79-37,557.33-18,718.80

Finding the Fourth Proportional to 27,194.79, 37,557.33 and 18,718.80

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Solution

The fourth proportional to 27,194.79, 37,557.33 and 18,718.80 is: 25,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,194.79 : 37,557.33 = 18,718.80 : x
  2. Step 2: Convert to fraction form
    27,194.79/37,557.33 = 18,718.80/x
  3. Step 3: Cross multiply
    27,194.79x = 37,557.33 × 18,718.80
  4. Step 4: Simplify right side
    27,194.79x = 703,028,148.80
  5. Step 5: Solve for x
    x = 703,028,148.80/27,194.79
  6. Step 6: Final answer
    x = 25,851.57

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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.