Home / 43,690.14-65,528.82-21,497.58

Finding the Fourth Proportional to 43,690.14, 65,528.82 and 21,497.58

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Solution

The fourth proportional to 43,690.14, 65,528.82 and 21,497.58 is: 32,243.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,690.14 : 65,528.82 = 21,497.58 : x
  2. Step 2: Convert to fraction form
    43,690.14/65,528.82 = 21,497.58/x
  3. Step 3: Cross multiply
    43,690.14x = 65,528.82 × 21,497.58
  4. Step 4: Simplify right side
    43,690.14x = 1,408,711,050.26
  5. Step 5: Solve for x
    x = 1,408,711,050.26/43,690.14
  6. Step 6: Final answer
    x = 32,243.23

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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.