Home / 25,411.86-38,105.75-9,396.19

Finding the Fourth Proportional to 25,411.86, 38,105.75 and 9,396.19

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Solution

The fourth proportional to 25,411.86, 38,105.75 and 9,396.19 is: 14,089.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,411.86 : 38,105.75 = 9,396.19 : x
  2. Step 2: Convert to fraction form
    25,411.86/38,105.75 = 9,396.19/x
  3. Step 3: Cross multiply
    25,411.86x = 38,105.75 × 9,396.19
  4. Step 4: Simplify right side
    25,411.86x = 358,048,867.09
  5. Step 5: Solve for x
    x = 358,048,867.09/25,411.86
  6. Step 6: Final answer
    x = 14,089.83

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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.