Home / 25,879.26-35,777.07-25,642.45

Finding the Fourth Proportional to 25,879.26, 35,777.07 and 25,642.45

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Solution

The fourth proportional to 25,879.26, 35,777.07 and 25,642.45 is: 35,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,879.26 : 35,777.07 = 25,642.45 : x
  2. Step 2: Convert to fraction form
    25,879.26/35,777.07 = 25,642.45/x
  3. Step 3: Cross multiply
    25,879.26x = 35,777.07 × 25,642.45
  4. Step 4: Simplify right side
    25,879.26x = 917,411,773.34
  5. Step 5: Solve for x
    x = 917,411,773.34/25,879.26
  6. Step 6: Final answer
    x = 35,449.69

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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.