Home / 25,300.32-37,977.20-14,216.48

Finding the Fourth Proportional to 25,300.32, 37,977.20 and 14,216.48

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Solution

The fourth proportional to 25,300.32, 37,977.20 and 14,216.48 is: 21,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.32 : 37,977.20 = 14,216.48 : x
  2. Step 2: Convert to fraction form
    25,300.32/37,977.20 = 14,216.48/x
  3. Step 3: Cross multiply
    25,300.32x = 37,977.20 × 14,216.48
  4. Step 4: Simplify right side
    25,300.32x = 539,902,104.26
  5. Step 5: Solve for x
    x = 539,902,104.26/25,300.32
  6. Step 6: Final answer
    x = 21,339.73

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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.