Home / 43,657.20-65,320.92-26,730

Finding the Fourth Proportional to 43,657.20, 65,320.92 and 26,730

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Solution

The fourth proportional to 43,657.20, 65,320.92 and 26,730 is: 39,994.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,657.20 : 65,320.92 = 26,730 : x
  2. Step 2: Convert to fraction form
    43,657.20/65,320.92 = 26,730/x
  3. Step 3: Cross multiply
    43,657.20x = 65,320.92 × 26,730
  4. Step 4: Simplify right side
    43,657.20x = 1,746,028,191.60
  5. Step 5: Solve for x
    x = 1,746,028,191.60/43,657.20
  6. Step 6: Final answer
    x = 39,994.05

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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.