Home / 26,951.52-37,193.51-15,621.82

Finding the Fourth Proportional to 26,951.52, 37,193.51 and 15,621.82

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Solution

The fourth proportional to 26,951.52, 37,193.51 and 15,621.82 is: 21,558.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.52 : 37,193.51 = 15,621.82 : x
  2. Step 2: Convert to fraction form
    26,951.52/37,193.51 = 15,621.82/x
  3. Step 3: Cross multiply
    26,951.52x = 37,193.51 × 15,621.82
  4. Step 4: Simplify right side
    26,951.52x = 581,030,147.30
  5. Step 5: Solve for x
    x = 581,030,147.30/26,951.52
  6. Step 6: Final answer
    x = 21,558.34

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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.