Home / 27,766.56-38,316.33-15,190.50

Finding the Fourth Proportional to 27,766.56, 38,316.33 and 15,190.50

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Solution

The fourth proportional to 27,766.56, 38,316.33 and 15,190.50 is: 20,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,766.56 : 38,316.33 = 15,190.50 : x
  2. Step 2: Convert to fraction form
    27,766.56/38,316.33 = 15,190.50/x
  3. Step 3: Cross multiply
    27,766.56x = 38,316.33 × 15,190.50
  4. Step 4: Simplify right side
    27,766.56x = 582,044,210.87
  5. Step 5: Solve for x
    x = 582,044,210.87/27,766.56
  6. Step 6: Final answer
    x = 20,962.06

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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.