Home / 53,241.12-79,793.84-28,293.12

Finding the Fourth Proportional to 53,241.12, 79,793.84 and 28,293.12

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Solution

The fourth proportional to 53,241.12, 79,793.84 and 28,293.12 is: 42,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,241.12 : 79,793.84 = 28,293.12 : x
  2. Step 2: Convert to fraction form
    53,241.12/79,793.84 = 28,293.12/x
  3. Step 3: Cross multiply
    53,241.12x = 79,793.84 × 28,293.12
  4. Step 4: Simplify right side
    53,241.12x = 2,257,616,548.92
  5. Step 5: Solve for x
    x = 2,257,616,548.92/53,241.12
  6. Step 6: Final answer
    x = 42,403.63

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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.