Home / 38,624.76-53,299.62-21,626.04

Finding the Fourth Proportional to 38,624.76, 53,299.62 and 21,626.04

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Solution

The fourth proportional to 38,624.76, 53,299.62 and 21,626.04 is: 29,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,624.76 : 53,299.62 = 21,626.04 : x
  2. Step 2: Convert to fraction form
    38,624.76/53,299.62 = 21,626.04/x
  3. Step 3: Cross multiply
    38,624.76x = 53,299.62 × 21,626.04
  4. Step 4: Simplify right side
    38,624.76x = 1,152,659,714.10
  5. Step 5: Solve for x
    x = 1,152,659,714.10/38,624.76
  6. Step 6: Final answer
    x = 29,842.51

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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.