Home / 27,331.83-37,713.60-15,392.84

Finding the Fourth Proportional to 27,331.83, 37,713.60 and 15,392.84

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Solution

The fourth proportional to 27,331.83, 37,713.60 and 15,392.84 is: 21,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331.83 : 37,713.60 = 15,392.84 : x
  2. Step 2: Convert to fraction form
    27,331.83/37,713.60 = 15,392.84/x
  3. Step 3: Cross multiply
    27,331.83x = 37,713.60 × 15,392.84
  4. Step 4: Simplify right side
    27,331.83x = 580,519,222.06
  5. Step 5: Solve for x
    x = 580,519,222.06/27,331.83
  6. Step 6: Final answer
    x = 21,239.68

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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.