Home / 21,841.58-32,756.70-6,255.56

Finding the Fourth Proportional to 21,841.58, 32,756.70 and 6,255.56

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Solution

The fourth proportional to 21,841.58, 32,756.70 and 6,255.56 is: 9,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,841.58 : 32,756.70 = 6,255.56 : x
  2. Step 2: Convert to fraction form
    21,841.58/32,756.70 = 6,255.56/x
  3. Step 3: Cross multiply
    21,841.58x = 32,756.70 × 6,255.56
  4. Step 4: Simplify right side
    21,841.58x = 204,911,502.25
  5. Step 5: Solve for x
    x = 204,911,502.25/21,841.58
  6. Step 6: Final answer
    x = 9,381.72

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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.