Home / 26,940.20-40,367.10-17,695.40

Finding the Fourth Proportional to 26,940.20, 40,367.10 and 17,695.40

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Solution

The fourth proportional to 26,940.20, 40,367.10 and 17,695.40 is: 26,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.20 : 40,367.10 = 17,695.40 : x
  2. Step 2: Convert to fraction form
    26,940.20/40,367.10 = 17,695.40/x
  3. Step 3: Cross multiply
    26,940.20x = 40,367.10 × 17,695.40
  4. Step 4: Simplify right side
    26,940.20x = 714,311,981.34
  5. Step 5: Solve for x
    x = 714,311,981.34/26,940.20
  6. Step 6: Final answer
    x = 26,514.72

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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.