Home / 47,739.59-65,878.79-26,520.20

Finding the Fourth Proportional to 47,739.59, 65,878.79 and 26,520.20

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Solution

The fourth proportional to 47,739.59, 65,878.79 and 26,520.20 is: 36,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,739.59 : 65,878.79 = 26,520.20 : x
  2. Step 2: Convert to fraction form
    47,739.59/65,878.79 = 26,520.20/x
  3. Step 3: Cross multiply
    47,739.59x = 65,878.79 × 26,520.20
  4. Step 4: Simplify right side
    47,739.59x = 1,747,118,224.56
  5. Step 5: Solve for x
    x = 1,747,118,224.56/47,739.59
  6. Step 6: Final answer
    x = 36,596.85

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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.