Home / 25,259.55-34,858.17-15,193.83

Finding the Fourth Proportional to 25,259.55, 34,858.17 and 15,193.83

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Solution

The fourth proportional to 25,259.55, 34,858.17 and 15,193.83 is: 20,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.55 : 34,858.17 = 15,193.83 : x
  2. Step 2: Convert to fraction form
    25,259.55/34,858.17 = 15,193.83/x
  3. Step 3: Cross multiply
    25,259.55x = 34,858.17 × 15,193.83
  4. Step 4: Simplify right side
    25,259.55x = 529,629,109.09
  5. Step 5: Solve for x
    x = 529,629,109.09/25,259.55
  6. Step 6: Final answer
    x = 20,967.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.