Home / 26,226.48-39,287.88-19,660.08

Finding the Fourth Proportional to 26,226.48, 39,287.88 and 19,660.08

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Solution

The fourth proportional to 26,226.48, 39,287.88 and 19,660.08 is: 29,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.48 : 39,287.88 = 19,660.08 : x
  2. Step 2: Convert to fraction form
    26,226.48/39,287.88 = 19,660.08/x
  3. Step 3: Cross multiply
    26,226.48x = 39,287.88 × 19,660.08
  4. Step 4: Simplify right side
    26,226.48x = 772,402,863.83
  5. Step 5: Solve for x
    x = 772,402,863.83/26,226.48
  6. Step 6: Final answer
    x = 29,451.26

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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.