Home / 26,589.51-39,887.91-11,798.10

Finding the Fourth Proportional to 26,589.51, 39,887.91 and 11,798.10

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Solution

The fourth proportional to 26,589.51, 39,887.91 and 11,798.10 is: 17,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.51 : 39,887.91 = 11,798.10 : x
  2. Step 2: Convert to fraction form
    26,589.51/39,887.91 = 11,798.10/x
  3. Step 3: Cross multiply
    26,589.51x = 39,887.91 × 11,798.10
  4. Step 4: Simplify right side
    26,589.51x = 470,601,550.97
  5. Step 5: Solve for x
    x = 470,601,550.97/26,589.51
  6. Step 6: Final answer
    x = 17,698.77

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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.