Home / 33,437.89-50,121.47-12,364.39

Finding the Fourth Proportional to 33,437.89, 50,121.47 and 12,364.39

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Solution

The fourth proportional to 33,437.89, 50,121.47 and 12,364.39 is: 18,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,437.89 : 50,121.47 = 12,364.39 : x
  2. Step 2: Convert to fraction form
    33,437.89/50,121.47 = 12,364.39/x
  3. Step 3: Cross multiply
    33,437.89x = 50,121.47 × 12,364.39
  4. Step 4: Simplify right side
    33,437.89x = 619,721,402.45
  5. Step 5: Solve for x
    x = 619,721,402.45/33,437.89
  6. Step 6: Final answer
    x = 18,533.51

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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.