Home / 52,879.68-79,318.26-15,438.24

Finding the Fourth Proportional to 52,879.68, 79,318.26 and 15,438.24

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Solution

The fourth proportional to 52,879.68, 79,318.26 and 15,438.24 is: 23,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,879.68 : 79,318.26 = 15,438.24 : x
  2. Step 2: Convert to fraction form
    52,879.68/79,318.26 = 15,438.24/x
  3. Step 3: Cross multiply
    52,879.68x = 79,318.26 × 15,438.24
  4. Step 4: Simplify right side
    52,879.68x = 1,224,534,334.26
  5. Step 5: Solve for x
    x = 1,224,534,334.26/52,879.68
  6. Step 6: Final answer
    x = 23,156.99

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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.