Home / 33,689.79-50,535.56-8,729.64

Finding the Fourth Proportional to 33,689.79, 50,535.56 and 8,729.64

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Solution

The fourth proportional to 33,689.79, 50,535.56 and 8,729.64 is: 13,094.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.79 : 50,535.56 = 8,729.64 : x
  2. Step 2: Convert to fraction form
    33,689.79/50,535.56 = 8,729.64/x
  3. Step 3: Cross multiply
    33,689.79x = 50,535.56 × 8,729.64
  4. Step 4: Simplify right side
    33,689.79x = 441,157,267.82
  5. Step 5: Solve for x
    x = 441,157,267.82/33,689.79
  6. Step 6: Final answer
    x = 13,094.69

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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.