Home / 26,218.87-39,313.11-17,908.92

Finding the Fourth Proportional to 26,218.87, 39,313.11 and 17,908.92

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Solution

The fourth proportional to 26,218.87, 39,313.11 and 17,908.92 is: 26,853.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.87 : 39,313.11 = 17,908.92 : x
  2. Step 2: Convert to fraction form
    26,218.87/39,313.11 = 17,908.92/x
  3. Step 3: Cross multiply
    26,218.87x = 39,313.11 × 17,908.92
  4. Step 4: Simplify right side
    26,218.87x = 704,055,341.94
  5. Step 5: Solve for x
    x = 704,055,341.94/26,218.87
  6. Step 6: Final answer
    x = 26,853.00

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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.