Home / 26,669.87-36,776.85-22,905.50

Finding the Fourth Proportional to 26,669.87, 36,776.85 and 22,905.50

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Solution

The fourth proportional to 26,669.87, 36,776.85 and 22,905.50 is: 31,585.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.87 : 36,776.85 = 22,905.50 : x
  2. Step 2: Convert to fraction form
    26,669.87/36,776.85 = 22,905.50/x
  3. Step 3: Cross multiply
    26,669.87x = 36,776.85 × 22,905.50
  4. Step 4: Simplify right side
    26,669.87x = 842,392,137.68
  5. Step 5: Solve for x
    x = 842,392,137.68/26,669.87
  6. Step 6: Final answer
    x = 31,585.91

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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.