Home / 47,451.78-65,486.28-26,230.56

Finding the Fourth Proportional to 47,451.78, 65,486.28 and 26,230.56

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Solution

The fourth proportional to 47,451.78, 65,486.28 and 26,230.56 is: 36,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,451.78 : 65,486.28 = 26,230.56 : x
  2. Step 2: Convert to fraction form
    47,451.78/65,486.28 = 26,230.56/x
  3. Step 3: Cross multiply
    47,451.78x = 65,486.28 × 26,230.56
  4. Step 4: Simplify right side
    47,451.78x = 1,717,741,796.72
  5. Step 5: Solve for x
    x = 1,717,741,796.72/47,451.78
  6. Step 6: Final answer
    x = 36,199.73

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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.