Home / 33,780.60-50,699.70-15,089.40

Finding the Fourth Proportional to 33,780.60, 50,699.70 and 15,089.40

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Solution

The fourth proportional to 33,780.60, 50,699.70 and 15,089.40 is: 22,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780.60 : 50,699.70 = 15,089.40 : x
  2. Step 2: Convert to fraction form
    33,780.60/50,699.70 = 15,089.40/x
  3. Step 3: Cross multiply
    33,780.60x = 50,699.70 × 15,089.40
  4. Step 4: Simplify right side
    33,780.60x = 765,028,053.18
  5. Step 5: Solve for x
    x = 765,028,053.18/33,780.60
  6. Step 6: Final answer
    x = 22,646.96

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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.