Home / 21,820.43-32,731.35-6,026.64

Finding the Fourth Proportional to 21,820.43, 32,731.35 and 6,026.64

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Solution

The fourth proportional to 21,820.43, 32,731.35 and 6,026.64 is: 9,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,820.43 : 32,731.35 = 6,026.64 : x
  2. Step 2: Convert to fraction form
    21,820.43/32,731.35 = 6,026.64/x
  3. Step 3: Cross multiply
    21,820.43x = 32,731.35 × 6,026.64
  4. Step 4: Simplify right side
    21,820.43x = 197,260,063.16
  5. Step 5: Solve for x
    x = 197,260,063.16/21,820.43
  6. Step 6: Final answer
    x = 9,040.16

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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.