Home / 53,249.53-79,860.63-15,800.75

Finding the Fourth Proportional to 53,249.53, 79,860.63 and 15,800.75

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Solution

The fourth proportional to 53,249.53, 79,860.63 and 15,800.75 is: 23,697.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,249.53 : 79,860.63 = 15,800.75 : x
  2. Step 2: Convert to fraction form
    53,249.53/79,860.63 = 15,800.75/x
  3. Step 3: Cross multiply
    53,249.53x = 79,860.63 × 15,800.75
  4. Step 4: Simplify right side
    53,249.53x = 1,261,857,849.47
  5. Step 5: Solve for x
    x = 1,261,857,849.47/53,249.53
  6. Step 6: Final answer
    x = 23,697.07

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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.