Home / 22,660.22-31,275.11-16,946.34

Finding the Fourth Proportional to 22,660.22, 31,275.11 and 16,946.34

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Solution

The fourth proportional to 22,660.22, 31,275.11 and 16,946.34 is: 23,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660.22 : 31,275.11 = 16,946.34 : x
  2. Step 2: Convert to fraction form
    22,660.22/31,275.11 = 16,946.34/x
  3. Step 3: Cross multiply
    22,660.22x = 31,275.11 × 16,946.34
  4. Step 4: Simplify right side
    22,660.22x = 529,998,647.60
  5. Step 5: Solve for x
    x = 529,998,647.60/22,660.22
  6. Step 6: Final answer
    x = 23,388.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.