Home / 25,399.91-35,054.40-19,015.26

Finding the Fourth Proportional to 25,399.91, 35,054.40 and 19,015.26

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Solution

The fourth proportional to 25,399.91, 35,054.40 and 19,015.26 is: 26,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.91 : 35,054.40 = 19,015.26 : x
  2. Step 2: Convert to fraction form
    25,399.91/35,054.40 = 19,015.26/x
  3. Step 3: Cross multiply
    25,399.91x = 35,054.40 × 19,015.26
  4. Step 4: Simplify right side
    25,399.91x = 666,568,470.00
  5. Step 5: Solve for x
    x = 666,568,470.00/25,399.91
  6. Step 6: Final answer
    x = 26,242.94

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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.