Home / 27,665.20-41,448.30-16,826.20

Finding the Fourth Proportional to 27,665.20, 41,448.30 and 16,826.20

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Solution

The fourth proportional to 27,665.20, 41,448.30 and 16,826.20 is: 25,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665.20 : 41,448.30 = 16,826.20 : x
  2. Step 2: Convert to fraction form
    27,665.20/41,448.30 = 16,826.20/x
  3. Step 3: Cross multiply
    27,665.20x = 41,448.30 × 16,826.20
  4. Step 4: Simplify right side
    27,665.20x = 697,417,385.46
  5. Step 5: Solve for x
    x = 697,417,385.46/27,665.20
  6. Step 6: Final answer
    x = 25,209.19

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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.