Home / 26,716.07-36,870.92-15,385.99

Finding the Fourth Proportional to 26,716.07, 36,870.92 and 15,385.99

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Solution

The fourth proportional to 26,716.07, 36,870.92 and 15,385.99 is: 21,234.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,716.07 : 36,870.92 = 15,385.99 : x
  2. Step 2: Convert to fraction form
    26,716.07/36,870.92 = 15,385.99/x
  3. Step 3: Cross multiply
    26,716.07x = 36,870.92 × 15,385.99
  4. Step 4: Simplify right side
    26,716.07x = 567,295,606.41
  5. Step 5: Solve for x
    x = 567,295,606.41/26,716.07
  6. Step 6: Final answer
    x = 21,234.25

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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.