Home / 26,238.59-39,357.68-7,518.63

Finding the Fourth Proportional to 26,238.59, 39,357.68 and 7,518.63

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Solution

The fourth proportional to 26,238.59, 39,357.68 and 7,518.63 is: 11,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.59 : 39,357.68 = 7,518.63 : x
  2. Step 2: Convert to fraction form
    26,238.59/39,357.68 = 7,518.63/x
  3. Step 3: Cross multiply
    26,238.59x = 39,357.68 × 7,518.63
  4. Step 4: Simplify right side
    26,238.59x = 295,915,795.99
  5. Step 5: Solve for x
    x = 295,915,795.99/26,238.59
  6. Step 6: Final answer
    x = 11,277.89

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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.