Home / 21,354.43-32,032.48-8,026.08

Finding the Fourth Proportional to 21,354.43, 32,032.48 and 8,026.08

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Solution

The fourth proportional to 21,354.43, 32,032.48 and 8,026.08 is: 12,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354.43 : 32,032.48 = 8,026.08 : x
  2. Step 2: Convert to fraction form
    21,354.43/32,032.48 = 8,026.08/x
  3. Step 3: Cross multiply
    21,354.43x = 32,032.48 × 8,026.08
  4. Step 4: Simplify right side
    21,354.43x = 257,095,086.92
  5. Step 5: Solve for x
    x = 257,095,086.92/21,354.43
  6. Step 6: Final answer
    x = 12,039.43

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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.