Home / 41,138.50-56,771.16-22,275.64

Finding the Fourth Proportional to 41,138.50, 56,771.16 and 22,275.64

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Solution

The fourth proportional to 41,138.50, 56,771.16 and 22,275.64 is: 30,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.50 : 56,771.16 = 22,275.64 : x
  2. Step 2: Convert to fraction form
    41,138.50/56,771.16 = 22,275.64/x
  3. Step 3: Cross multiply
    41,138.50x = 56,771.16 × 22,275.64
  4. Step 4: Simplify right side
    41,138.50x = 1,264,613,922.54
  5. Step 5: Solve for x
    x = 1,264,613,922.54/41,138.50
  6. Step 6: Final answer
    x = 30,740.40

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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.