Home / 30,557.20-45,626.75-27,374.09

Finding the Fourth Proportional to 30,557.20, 45,626.75 and 27,374.09

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Solution

The fourth proportional to 30,557.20, 45,626.75 and 27,374.09 is: 40,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,557.20 : 45,626.75 = 27,374.09 : x
  2. Step 2: Convert to fraction form
    30,557.20/45,626.75 = 27,374.09/x
  3. Step 3: Cross multiply
    30,557.20x = 45,626.75 × 27,374.09
  4. Step 4: Simplify right side
    30,557.20x = 1,248,990,760.91
  5. Step 5: Solve for x
    x = 1,248,990,760.91/30,557.20
  6. Step 6: Final answer
    x = 40,873.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.