Home / 16,317.19-22,512.28-11,279.59

Finding the Fourth Proportional to 16,317.19, 22,512.28 and 11,279.59

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Solution

The fourth proportional to 16,317.19, 22,512.28 and 11,279.59 is: 15,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,317.19 : 22,512.28 = 11,279.59 : x
  2. Step 2: Convert to fraction form
    16,317.19/22,512.28 = 11,279.59/x
  3. Step 3: Cross multiply
    16,317.19x = 22,512.28 × 11,279.59
  4. Step 4: Simplify right side
    16,317.19x = 253,929,288.37
  5. Step 5: Solve for x
    x = 253,929,288.37/16,317.19
  6. Step 6: Final answer
    x = 15,562.07

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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.