Home / 33,159.36-49,737.44-12,381.24

Finding the Fourth Proportional to 33,159.36, 49,737.44 and 12,381.24

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Solution

The fourth proportional to 33,159.36, 49,737.44 and 12,381.24 is: 18,571.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.36 : 49,737.44 = 12,381.24 : x
  2. Step 2: Convert to fraction form
    33,159.36/49,737.44 = 12,381.24/x
  3. Step 3: Cross multiply
    33,159.36x = 49,737.44 × 12,381.24
  4. Step 4: Simplify right side
    33,159.36x = 615,811,181.63
  5. Step 5: Solve for x
    x = 615,811,181.63/33,159.36
  6. Step 6: Final answer
    x = 18,571.26

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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.