Home / 25,284.44-37,879.26-21,151.01

Finding the Fourth Proportional to 25,284.44, 37,879.26 and 21,151.01

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Solution

The fourth proportional to 25,284.44, 37,879.26 and 21,151.01 is: 31,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.44 : 37,879.26 = 21,151.01 : x
  2. Step 2: Convert to fraction form
    25,284.44/37,879.26 = 21,151.01/x
  3. Step 3: Cross multiply
    25,284.44x = 37,879.26 × 21,151.01
  4. Step 4: Simplify right side
    25,284.44x = 801,184,607.05
  5. Step 5: Solve for x
    x = 801,184,607.05/25,284.44
  6. Step 6: Final answer
    x = 31,686.86

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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.