Home / 26,618.06-39,935.41-7,898.19

Finding the Fourth Proportional to 26,618.06, 39,935.41 and 7,898.19

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Solution

The fourth proportional to 26,618.06, 39,935.41 and 7,898.19 is: 11,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,618.06 : 39,935.41 = 7,898.19 : x
  2. Step 2: Convert to fraction form
    26,618.06/39,935.41 = 7,898.19/x
  3. Step 3: Cross multiply
    26,618.06x = 39,935.41 × 7,898.19
  4. Step 4: Simplify right side
    26,618.06x = 315,417,605.67
  5. Step 5: Solve for x
    x = 315,417,605.67/26,618.06
  6. Step 6: Final answer
    x = 11,849.76

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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.