Home / 27,085.23-37,376.50-15,755.05

Finding the Fourth Proportional to 27,085.23, 37,376.50 and 15,755.05

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Solution

The fourth proportional to 27,085.23, 37,376.50 and 15,755.05 is: 21,741.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.23 : 37,376.50 = 15,755.05 : x
  2. Step 2: Convert to fraction form
    27,085.23/37,376.50 = 15,755.05/x
  3. Step 3: Cross multiply
    27,085.23x = 37,376.50 × 15,755.05
  4. Step 4: Simplify right side
    27,085.23x = 588,868,626.33
  5. Step 5: Solve for x
    x = 588,868,626.33/27,085.23
  6. Step 6: Final answer
    x = 21,741.32

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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.