Home / 33,557.80-50,336.70-10,185.40

Finding the Fourth Proportional to 33,557.80, 50,336.70 and 10,185.40

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Solution

The fourth proportional to 33,557.80, 50,336.70 and 10,185.40 is: 15,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,557.80 : 50,336.70 = 10,185.40 : x
  2. Step 2: Convert to fraction form
    33,557.80/50,336.70 = 10,185.40/x
  3. Step 3: Cross multiply
    33,557.80x = 50,336.70 × 10,185.40
  4. Step 4: Simplify right side
    33,557.80x = 512,699,424.18
  5. Step 5: Solve for x
    x = 512,699,424.18/33,557.80
  6. Step 6: Final answer
    x = 15,278.10

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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.