Home / 26,951.27-37,193.16-15,621.57

Finding the Fourth Proportional to 26,951.27, 37,193.16 and 15,621.57

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Solution

The fourth proportional to 26,951.27, 37,193.16 and 15,621.57 is: 21,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.27 : 37,193.16 = 15,621.57 : x
  2. Step 2: Convert to fraction form
    26,951.27/37,193.16 = 15,621.57/x
  3. Step 3: Cross multiply
    26,951.27x = 37,193.16 × 15,621.57
  4. Step 4: Simplify right side
    26,951.27x = 581,015,288.39
  5. Step 5: Solve for x
    x = 581,015,288.39/26,951.27
  6. Step 6: Final answer
    x = 21,557.99

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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.