Home / 40,623.66-56,059.29-22,720.68

Finding the Fourth Proportional to 40,623.66, 56,059.29 and 22,720.68

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Solution

The fourth proportional to 40,623.66, 56,059.29 and 22,720.68 is: 31,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.66 : 56,059.29 = 22,720.68 : x
  2. Step 2: Convert to fraction form
    40,623.66/56,059.29 = 22,720.68/x
  3. Step 3: Cross multiply
    40,623.66x = 56,059.29 × 22,720.68
  4. Step 4: Simplify right side
    40,623.66x = 1,273,705,189.12
  5. Step 5: Solve for x
    x = 1,273,705,189.12/40,623.66
  6. Step 6: Final answer
    x = 31,353.78

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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.