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Finding the Fourth Proportional to 23,651.87, 32,639.49 and 13,041.54

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Solution

The fourth proportional to 23,651.87, 32,639.49 and 13,041.54 is: 17,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,651.87 : 32,639.49 = 13,041.54 : x
  2. Step 2: Convert to fraction form
    23,651.87/32,639.49 = 13,041.54/x
  3. Step 3: Cross multiply
    23,651.87x = 32,639.49 × 13,041.54
  4. Step 4: Simplify right side
    23,651.87x = 425,669,214.41
  5. Step 5: Solve for x
    x = 425,669,214.41/23,651.87
  6. Step 6: Final answer
    x = 17,997.28

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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.