Home / 21,632.83-32,455.01-6,842.02

Finding the Fourth Proportional to 21,632.83, 32,455.01 and 6,842.02

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Solution

The fourth proportional to 21,632.83, 32,455.01 and 6,842.02 is: 10,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632.83 : 32,455.01 = 6,842.02 : x
  2. Step 2: Convert to fraction form
    21,632.83/32,455.01 = 6,842.02/x
  3. Step 3: Cross multiply
    21,632.83x = 32,455.01 × 6,842.02
  4. Step 4: Simplify right side
    21,632.83x = 222,057,827.52
  5. Step 5: Solve for x
    x = 222,057,827.52/21,632.83
  6. Step 6: Final answer
    x = 10,264.85

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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.