Home / 26,872.93-37,081.96-15,541.57

Finding the Fourth Proportional to 26,872.93, 37,081.96 and 15,541.57

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Solution

The fourth proportional to 26,872.93, 37,081.96 and 15,541.57 is: 21,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872.93 : 37,081.96 = 15,541.57 : x
  2. Step 2: Convert to fraction form
    26,872.93/37,081.96 = 15,541.57/x
  3. Step 3: Cross multiply
    26,872.93x = 37,081.96 × 15,541.57
  4. Step 4: Simplify right side
    26,872.93x = 576,311,877.08
  5. Step 5: Solve for x
    x = 576,311,877.08/26,872.93
  6. Step 6: Final answer
    x = 21,445.81

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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.