Home / 40,414.08-55,771.29-22,509.30

Finding the Fourth Proportional to 40,414.08, 55,771.29 and 22,509.30

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Solution

The fourth proportional to 40,414.08, 55,771.29 and 22,509.30 is: 31,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,414.08 : 55,771.29 = 22,509.30 : x
  2. Step 2: Convert to fraction form
    40,414.08/55,771.29 = 22,509.30/x
  3. Step 3: Cross multiply
    40,414.08x = 55,771.29 × 22,509.30
  4. Step 4: Simplify right side
    40,414.08x = 1,255,372,698.00
  5. Step 5: Solve for x
    x = 1,255,372,698.00/40,414.08
  6. Step 6: Final answer
    x = 31,062.76

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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.