Home / 40,772.40-56,268.60-22,868.64

Finding the Fourth Proportional to 40,772.40, 56,268.60 and 22,868.64

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Solution

The fourth proportional to 40,772.40, 56,268.60 and 22,868.64 is: 31,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,772.40 : 56,268.60 = 22,868.64 : x
  2. Step 2: Convert to fraction form
    40,772.40/56,268.60 = 22,868.64/x
  3. Step 3: Cross multiply
    40,772.40x = 56,268.60 × 22,868.64
  4. Step 4: Simplify right side
    40,772.40x = 1,286,786,356.70
  5. Step 5: Solve for x
    x = 1,286,786,356.70/40,772.40
  6. Step 6: Final answer
    x = 31,560.23

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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.