Home / 29,928.92-41,279.10-22,878.68

Finding the Fourth Proportional to 29,928.92, 41,279.10 and 22,878.68

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Solution

The fourth proportional to 29,928.92, 41,279.10 and 22,878.68 is: 31,555.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,928.92 : 41,279.10 = 22,878.68 : x
  2. Step 2: Convert to fraction form
    29,928.92/41,279.10 = 22,878.68/x
  3. Step 3: Cross multiply
    29,928.92x = 41,279.10 × 22,878.68
  4. Step 4: Simplify right side
    29,928.92x = 944,411,319.59
  5. Step 5: Solve for x
    x = 944,411,319.59/29,928.92
  6. Step 6: Final answer
    x = 31,555.14

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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.