Home / 26,367.15-39,529.06-12,320.23

Finding the Fourth Proportional to 26,367.15, 39,529.06 and 12,320.23

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Solution

The fourth proportional to 26,367.15, 39,529.06 and 12,320.23 is: 18,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,367.15 : 39,529.06 = 12,320.23 : x
  2. Step 2: Convert to fraction form
    26,367.15/39,529.06 = 12,320.23/x
  3. Step 3: Cross multiply
    26,367.15x = 39,529.06 × 12,320.23
  4. Step 4: Simplify right side
    26,367.15x = 487,007,110.88
  5. Step 5: Solve for x
    x = 487,007,110.88/26,367.15
  6. Step 6: Final answer
    x = 18,470.22

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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.