Home / 21,928.90-32,898.75-6,348.10

Finding the Fourth Proportional to 21,928.90, 32,898.75 and 6,348.10

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Solution

The fourth proportional to 21,928.90, 32,898.75 and 6,348.10 is: 9,523.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,928.90 : 32,898.75 = 6,348.10 : x
  2. Step 2: Convert to fraction form
    21,928.90/32,898.75 = 6,348.10/x
  3. Step 3: Cross multiply
    21,928.90x = 32,898.75 × 6,348.10
  4. Step 4: Simplify right side
    21,928.90x = 208,844,554.88
  5. Step 5: Solve for x
    x = 208,844,554.88/21,928.90
  6. Step 6: Final answer
    x = 9,523.71

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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.