Home / 33,439.47-50,144.61-12,648.39

Finding the Fourth Proportional to 33,439.47, 50,144.61 and 12,648.39

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Solution

The fourth proportional to 33,439.47, 50,144.61 and 12,648.39 is: 18,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,439.47 : 50,144.61 = 12,648.39 : x
  2. Step 2: Convert to fraction form
    33,439.47/50,144.61 = 12,648.39/x
  3. Step 3: Cross multiply
    33,439.47x = 50,144.61 × 12,648.39
  4. Step 4: Simplify right side
    33,439.47x = 634,248,443.07
  5. Step 5: Solve for x
    x = 634,248,443.07/33,439.47
  6. Step 6: Final answer
    x = 18,967.06

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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.