Home / 23,193.71-32,007.32-13,121.93

Finding the Fourth Proportional to 23,193.71, 32,007.32 and 13,121.93

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Solution

The fourth proportional to 23,193.71, 32,007.32 and 13,121.93 is: 18,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,193.71 : 32,007.32 = 13,121.93 : x
  2. Step 2: Convert to fraction form
    23,193.71/32,007.32 = 13,121.93/x
  3. Step 3: Cross multiply
    23,193.71x = 32,007.32 × 13,121.93
  4. Step 4: Simplify right side
    23,193.71x = 419,997,876.14
  5. Step 5: Solve for x
    x = 419,997,876.14/23,193.71
  6. Step 6: Final answer
    x = 18,108.27

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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.