Home / 29,555.38-40,780.84-17,619.83

Finding the Fourth Proportional to 29,555.38, 40,780.84 and 17,619.83

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Solution

The fourth proportional to 29,555.38, 40,780.84 and 17,619.83 is: 24,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.38 : 40,780.84 = 17,619.83 : x
  2. Step 2: Convert to fraction form
    29,555.38/40,780.84 = 17,619.83/x
  3. Step 3: Cross multiply
    29,555.38x = 40,780.84 × 17,619.83
  4. Step 4: Simplify right side
    29,555.38x = 718,551,176.05
  5. Step 5: Solve for x
    x = 718,551,176.05/29,555.38
  6. Step 6: Final answer
    x = 24,312.03

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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.