Home / 21,922.12-32,886.35-6,924.16

Finding the Fourth Proportional to 21,922.12, 32,886.35 and 6,924.16

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Solution

The fourth proportional to 21,922.12, 32,886.35 and 6,924.16 is: 10,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922.12 : 32,886.35 = 6,924.16 : x
  2. Step 2: Convert to fraction form
    21,922.12/32,886.35 = 6,924.16/x
  3. Step 3: Cross multiply
    21,922.12x = 32,886.35 × 6,924.16
  4. Step 4: Simplify right side
    21,922.12x = 227,710,150.16
  5. Step 5: Solve for x
    x = 227,710,150.16/21,922.12
  6. Step 6: Final answer
    x = 10,387.23

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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.