Home / 25,432.78-35,099.32-14,105.84

Finding the Fourth Proportional to 25,432.78, 35,099.32 and 14,105.84

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Solution

The fourth proportional to 25,432.78, 35,099.32 and 14,105.84 is: 19,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.78 : 35,099.32 = 14,105.84 : x
  2. Step 2: Convert to fraction form
    25,432.78/35,099.32 = 14,105.84/x
  3. Step 3: Cross multiply
    25,432.78x = 35,099.32 × 14,105.84
  4. Step 4: Simplify right side
    25,432.78x = 495,105,392.03
  5. Step 5: Solve for x
    x = 495,105,392.03/25,432.78
  6. Step 6: Final answer
    x = 19,467.21

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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.