Home / 43,815.90-65,723.85-26,276.70

Finding the Fourth Proportional to 43,815.90, 65,723.85 and 26,276.70

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Solution

The fourth proportional to 43,815.90, 65,723.85 and 26,276.70 is: 39,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,815.90 : 65,723.85 = 26,276.70 : x
  2. Step 2: Convert to fraction form
    43,815.90/65,723.85 = 26,276.70/x
  3. Step 3: Cross multiply
    43,815.90x = 65,723.85 × 26,276.70
  4. Step 4: Simplify right side
    43,815.90x = 1,727,005,889.30
  5. Step 5: Solve for x
    x = 1,727,005,889.30/43,815.90
  6. Step 6: Final answer
    x = 39,415.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.