Home / 21,962.60-32,943.90-10,284.04

Finding the Fourth Proportional to 21,962.60, 32,943.90 and 10,284.04

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Solution

The fourth proportional to 21,962.60, 32,943.90 and 10,284.04 is: 15,426.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,962.60 : 32,943.90 = 10,284.04 : x
  2. Step 2: Convert to fraction form
    21,962.60/32,943.90 = 10,284.04/x
  3. Step 3: Cross multiply
    21,962.60x = 32,943.90 × 10,284.04
  4. Step 4: Simplify right side
    21,962.60x = 338,796,385.36
  5. Step 5: Solve for x
    x = 338,796,385.36/21,962.60
  6. Step 6: Final answer
    x = 15,426.06

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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.