Home / 22,983.62-31,720.32-14,029.20

Finding the Fourth Proportional to 22,983.62, 31,720.32 and 14,029.20

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Solution

The fourth proportional to 22,983.62, 31,720.32 and 14,029.20 is: 19,362.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,983.62 : 31,720.32 = 14,029.20 : x
  2. Step 2: Convert to fraction form
    22,983.62/31,720.32 = 14,029.20/x
  3. Step 3: Cross multiply
    22,983.62x = 31,720.32 × 14,029.20
  4. Step 4: Simplify right side
    22,983.62x = 445,010,713.34
  5. Step 5: Solve for x
    x = 445,010,713.34/22,983.62
  6. Step 6: Final answer
    x = 19,362.09

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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.