Home / 18,557.92-25,609.89-10,174.42

Finding the Fourth Proportional to 18,557.92, 25,609.89 and 10,174.42

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Solution

The fourth proportional to 18,557.92, 25,609.89 and 10,174.42 is: 14,040.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.92 : 25,609.89 = 10,174.42 : x
  2. Step 2: Convert to fraction form
    18,557.92/25,609.89 = 10,174.42/x
  3. Step 3: Cross multiply
    18,557.92x = 25,609.89 × 10,174.42
  4. Step 4: Simplify right side
    18,557.92x = 260,565,777.01
  5. Step 5: Solve for x
    x = 260,565,777.01/18,557.92
  6. Step 6: Final answer
    x = 14,040.68

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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.