Home / 27,051.94-37,331.60-15,115.29

Finding the Fourth Proportional to 27,051.94, 37,331.60 and 15,115.29

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Solution

The fourth proportional to 27,051.94, 37,331.60 and 15,115.29 is: 20,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,051.94 : 37,331.60 = 15,115.29 : x
  2. Step 2: Convert to fraction form
    27,051.94/37,331.60 = 15,115.29/x
  3. Step 3: Cross multiply
    27,051.94x = 37,331.60 × 15,115.29
  4. Step 4: Simplify right side
    27,051.94x = 564,277,752.11
  5. Step 5: Solve for x
    x = 564,277,752.11/27,051.94
  6. Step 6: Final answer
    x = 20,859.05

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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.