Home / 21,961.87-32,946.02-6,377.47

Finding the Fourth Proportional to 21,961.87, 32,946.02 and 6,377.47

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Solution

The fourth proportional to 21,961.87, 32,946.02 and 6,377.47 is: 9,567.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,961.87 : 32,946.02 = 6,377.47 : x
  2. Step 2: Convert to fraction form
    21,961.87/32,946.02 = 6,377.47/x
  3. Step 3: Cross multiply
    21,961.87x = 32,946.02 × 6,377.47
  4. Step 4: Simplify right side
    21,961.87x = 210,112,222.28
  5. Step 5: Solve for x
    x = 210,112,222.28/21,961.87
  6. Step 6: Final answer
    x = 9,567.14

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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.