Home / 33,612.61-50,418.90-13,869.46

Finding the Fourth Proportional to 33,612.61, 50,418.90 and 13,869.46

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Solution

The fourth proportional to 33,612.61, 50,418.90 and 13,869.46 is: 20,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,612.61 : 50,418.90 = 13,869.46 : x
  2. Step 2: Convert to fraction form
    33,612.61/50,418.90 = 13,869.46/x
  3. Step 3: Cross multiply
    33,612.61x = 50,418.90 × 13,869.46
  4. Step 4: Simplify right side
    33,612.61x = 699,282,916.79
  5. Step 5: Solve for x
    x = 699,282,916.79/33,612.61
  6. Step 6: Final answer
    x = 20,804.18

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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.