Home / 33,531.36-50,298.72-12,756.48

Finding the Fourth Proportional to 33,531.36, 50,298.72 and 12,756.48

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Solution

The fourth proportional to 33,531.36, 50,298.72 and 12,756.48 is: 19,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,531.36 : 50,298.72 = 12,756.48 : x
  2. Step 2: Convert to fraction form
    33,531.36/50,298.72 = 12,756.48/x
  3. Step 3: Cross multiply
    33,531.36x = 50,298.72 × 12,756.48
  4. Step 4: Simplify right side
    33,531.36x = 641,634,615.71
  5. Step 5: Solve for x
    x = 641,634,615.71/33,531.36
  6. Step 6: Final answer
    x = 19,135.36

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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.