Home / 25,398.32-35,046.36-14,789.84

Finding the Fourth Proportional to 25,398.32, 35,046.36 and 14,789.84

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Solution

The fourth proportional to 25,398.32, 35,046.36 and 14,789.84 is: 20,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,398.32 : 35,046.36 = 14,789.84 : x
  2. Step 2: Convert to fraction form
    25,398.32/35,046.36 = 14,789.84/x
  3. Step 3: Cross multiply
    25,398.32x = 35,046.36 × 14,789.84
  4. Step 4: Simplify right side
    25,398.32x = 518,330,056.98
  5. Step 5: Solve for x
    x = 518,330,056.98/25,398.32
  6. Step 6: Final answer
    x = 20,408.04

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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.