Home / 21,927.40-32,896.50-6,346.60

Finding the Fourth Proportional to 21,927.40, 32,896.50 and 6,346.60

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Solution

The fourth proportional to 21,927.40, 32,896.50 and 6,346.60 is: 9,521.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,927.40 : 32,896.50 = 6,346.60 : x
  2. Step 2: Convert to fraction form
    21,927.40/32,896.50 = 6,346.60/x
  3. Step 3: Cross multiply
    21,927.40x = 32,896.50 × 6,346.60
  4. Step 4: Simplify right side
    21,927.40x = 208,780,926.90
  5. Step 5: Solve for x
    x = 208,780,926.90/21,927.40
  6. Step 6: Final answer
    x = 9,521.46

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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.