Home / 26,380.56-36,403.56-15,050.64

Finding the Fourth Proportional to 26,380.56, 36,403.56 and 15,050.64

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Solution

The fourth proportional to 26,380.56, 36,403.56 and 15,050.64 is: 20,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.56 : 36,403.56 = 15,050.64 : x
  2. Step 2: Convert to fraction form
    26,380.56/36,403.56 = 15,050.64/x
  3. Step 3: Cross multiply
    26,380.56x = 36,403.56 × 15,050.64
  4. Step 4: Simplify right side
    26,380.56x = 547,896,876.28
  5. Step 5: Solve for x
    x = 547,896,876.28/26,380.56
  6. Step 6: Final answer
    x = 20,768.96

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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.