Home / 26,830.56-37,027.90-15,500.54

Finding the Fourth Proportional to 26,830.56, 37,027.90 and 15,500.54

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Solution

The fourth proportional to 26,830.56, 37,027.90 and 15,500.54 is: 21,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.56 : 37,027.90 = 15,500.54 : x
  2. Step 2: Convert to fraction form
    26,830.56/37,027.90 = 15,500.54/x
  3. Step 3: Cross multiply
    26,830.56x = 37,027.90 × 15,500.54
  4. Step 4: Simplify right side
    26,830.56x = 573,952,557.01
  5. Step 5: Solve for x
    x = 573,952,557.01/26,830.56
  6. Step 6: Final answer
    x = 21,391.74

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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.