Home / 27,639.60-41,410.80-22,682.40

Finding the Fourth Proportional to 27,639.60, 41,410.80 and 22,682.40

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Solution

The fourth proportional to 27,639.60, 41,410.80 and 22,682.40 is: 33,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639.60 : 41,410.80 = 22,682.40 : x
  2. Step 2: Convert to fraction form
    27,639.60/41,410.80 = 22,682.40/x
  3. Step 3: Cross multiply
    27,639.60x = 41,410.80 × 22,682.40
  4. Step 4: Simplify right side
    27,639.60x = 939,296,329.92
  5. Step 5: Solve for x
    x = 939,296,329.92/27,639.60
  6. Step 6: Final answer
    x = 33,983.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.