Home / 33,393.76-50,090.47-13,672.31

Finding the Fourth Proportional to 33,393.76, 50,090.47 and 13,672.31

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Solution

The fourth proportional to 33,393.76, 50,090.47 and 13,672.31 is: 20,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,393.76 : 50,090.47 = 13,672.31 : x
  2. Step 2: Convert to fraction form
    33,393.76/50,090.47 = 13,672.31/x
  3. Step 3: Cross multiply
    33,393.76x = 50,090.47 × 13,672.31
  4. Step 4: Simplify right side
    33,393.76x = 684,852,433.89
  5. Step 5: Solve for x
    x = 684,852,433.89/33,393.76
  6. Step 6: Final answer
    x = 20,508.40

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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.