Home / 39,563.28-54,579.96-23,639.76

Finding the Fourth Proportional to 39,563.28, 54,579.96 and 23,639.76

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Solution

The fourth proportional to 39,563.28, 54,579.96 and 23,639.76 is: 32,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,563.28 : 54,579.96 = 23,639.76 : x
  2. Step 2: Convert to fraction form
    39,563.28/54,579.96 = 23,639.76/x
  3. Step 3: Cross multiply
    39,563.28x = 54,579.96 × 23,639.76
  4. Step 4: Simplify right side
    39,563.28x = 1,290,257,155.21
  5. Step 5: Solve for x
    x = 1,290,257,155.21/39,563.28
  6. Step 6: Final answer
    x = 32,612.49

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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.