Home / 23,079.05-31,849.07-12,468.68

Finding the Fourth Proportional to 23,079.05, 31,849.07 and 12,468.68

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Solution

The fourth proportional to 23,079.05, 31,849.07 and 12,468.68 is: 17,206.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.05 : 31,849.07 = 12,468.68 : x
  2. Step 2: Convert to fraction form
    23,079.05/31,849.07 = 12,468.68/x
  3. Step 3: Cross multiply
    23,079.05x = 31,849.07 × 12,468.68
  4. Step 4: Simplify right side
    23,079.05x = 397,115,734.05
  5. Step 5: Solve for x
    x = 397,115,734.05/23,079.05
  6. Step 6: Final answer
    x = 17,206.77

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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.