Home / 29,561.15-40,783.70-22,757.25

Finding the Fourth Proportional to 29,561.15, 40,783.70 and 22,757.25

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Solution

The fourth proportional to 29,561.15, 40,783.70 and 22,757.25 is: 31,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,561.15 : 40,783.70 = 22,757.25 : x
  2. Step 2: Convert to fraction form
    29,561.15/40,783.70 = 22,757.25/x
  3. Step 3: Cross multiply
    29,561.15x = 40,783.70 × 22,757.25
  4. Step 4: Simplify right side
    29,561.15x = 928,124,743.04
  5. Step 5: Solve for x
    x = 928,124,743.04/29,561.15
  6. Step 6: Final answer
    x = 31,396.78

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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.