Home / 25,059.86-34,581.12-13,727.09

Finding the Fourth Proportional to 25,059.86, 34,581.12 and 13,727.09

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Solution

The fourth proportional to 25,059.86, 34,581.12 and 13,727.09 is: 18,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,059.86 : 34,581.12 = 13,727.09 : x
  2. Step 2: Convert to fraction form
    25,059.86/34,581.12 = 13,727.09/x
  3. Step 3: Cross multiply
    25,059.86x = 34,581.12 × 13,727.09
  4. Step 4: Simplify right side
    25,059.86x = 474,698,146.54
  5. Step 5: Solve for x
    x = 474,698,146.54/25,059.86
  6. Step 6: Final answer
    x = 18,942.57

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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.