Home / 33,688.40-50,528.43-11,503.98

Finding the Fourth Proportional to 33,688.40, 50,528.43 and 11,503.98

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Solution

The fourth proportional to 33,688.40, 50,528.43 and 11,503.98 is: 17,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.40 : 50,528.43 = 11,503.98 : x
  2. Step 2: Convert to fraction form
    33,688.40/50,528.43 = 11,503.98/x
  3. Step 3: Cross multiply
    33,688.40x = 50,528.43 × 11,503.98
  4. Step 4: Simplify right side
    33,688.40x = 581,278,048.15
  5. Step 5: Solve for x
    x = 581,278,048.15/33,688.40
  6. Step 6: Final answer
    x = 17,254.55

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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.