Home / 16,490.48-22,757.97-9,317.91

Finding the Fourth Proportional to 16,490.48, 22,757.97 and 9,317.91

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Solution

The fourth proportional to 16,490.48, 22,757.97 and 9,317.91 is: 12,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.48 : 22,757.97 = 9,317.91 : x
  2. Step 2: Convert to fraction form
    16,490.48/22,757.97 = 9,317.91/x
  3. Step 3: Cross multiply
    16,490.48x = 22,757.97 × 9,317.91
  4. Step 4: Simplify right side
    16,490.48x = 212,056,716.24
  5. Step 5: Solve for x
    x = 212,056,716.24/16,490.48
  6. Step 6: Final answer
    x = 12,859.34

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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.