Home / 21,717.79-32,582.85-11,195.52

Finding the Fourth Proportional to 21,717.79, 32,582.85 and 11,195.52

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Solution

The fourth proportional to 21,717.79, 32,582.85 and 11,195.52 is: 16,796.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.79 : 32,582.85 = 11,195.52 : x
  2. Step 2: Convert to fraction form
    21,717.79/32,582.85 = 11,195.52/x
  3. Step 3: Cross multiply
    21,717.79x = 32,582.85 × 11,195.52
  4. Step 4: Simplify right side
    21,717.79x = 364,781,892.85
  5. Step 5: Solve for x
    x = 364,781,892.85/21,717.79
  6. Step 6: Final answer
    x = 16,796.46

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1.5x scale

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.