Home / 29,845.51-41,155.53-22,279.71

Finding the Fourth Proportional to 29,845.51, 41,155.53 and 22,279.71

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Solution

The fourth proportional to 29,845.51, 41,155.53 and 22,279.71 is: 30,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,845.51 : 41,155.53 = 22,279.71 : x
  2. Step 2: Convert to fraction form
    29,845.51/41,155.53 = 22,279.71/x
  3. Step 3: Cross multiply
    29,845.51x = 41,155.53 × 22,279.71
  4. Step 4: Simplify right side
    29,845.51x = 916,933,123.22
  5. Step 5: Solve for x
    x = 916,933,123.22/29,845.51
  6. Step 6: Final answer
    x = 30,722.65

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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.