Home / 38,669.93-57,995.44-12,369.23

Finding the Fourth Proportional to 38,669.93, 57,995.44 and 12,369.23

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Solution

The fourth proportional to 38,669.93, 57,995.44 and 12,369.23 is: 18,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,669.93 : 57,995.44 = 12,369.23 : x
  2. Step 2: Convert to fraction form
    38,669.93/57,995.44 = 12,369.23/x
  3. Step 3: Cross multiply
    38,669.93x = 57,995.44 × 12,369.23
  4. Step 4: Simplify right side
    38,669.93x = 717,358,936.31
  5. Step 5: Solve for x
    x = 717,358,936.31/38,669.93
  6. Step 6: Final answer
    x = 18,550.82

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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.