Home / 33,787.08-46,626.48-18,678.96

Finding the Fourth Proportional to 33,787.08, 46,626.48 and 18,678.96

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Solution

The fourth proportional to 33,787.08, 46,626.48 and 18,678.96 is: 25,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.08 : 46,626.48 = 18,678.96 : x
  2. Step 2: Convert to fraction form
    33,787.08/46,626.48 = 18,678.96/x
  3. Step 3: Cross multiply
    33,787.08x = 46,626.48 × 18,678.96
  4. Step 4: Simplify right side
    33,787.08x = 870,934,154.86
  5. Step 5: Solve for x
    x = 870,934,154.86/33,787.08
  6. Step 6: Final answer
    x = 25,777.14

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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.