Home / 40,566.12-55,977.22-22,660.74

Finding the Fourth Proportional to 40,566.12, 55,977.22 and 22,660.74

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Solution

The fourth proportional to 40,566.12, 55,977.22 and 22,660.74 is: 31,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,566.12 : 55,977.22 = 22,660.74 : x
  2. Step 2: Convert to fraction form
    40,566.12/55,977.22 = 22,660.74/x
  3. Step 3: Cross multiply
    40,566.12x = 55,977.22 × 22,660.74
  4. Step 4: Simplify right side
    40,566.12x = 1,268,485,228.34
  5. Step 5: Solve for x
    x = 1,268,485,228.34/40,566.12
  6. Step 6: Final answer
    x = 31,269.57

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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.