Home / 39,611.34-54,665.15-22,618.35

Finding the Fourth Proportional to 39,611.34, 54,665.15 and 22,618.35

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Solution

The fourth proportional to 39,611.34, 54,665.15 and 22,618.35 is: 31,214.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,611.34 : 54,665.15 = 22,618.35 : x
  2. Step 2: Convert to fraction form
    39,611.34/54,665.15 = 22,618.35/x
  3. Step 3: Cross multiply
    39,611.34x = 54,665.15 × 22,618.35
  4. Step 4: Simplify right side
    39,611.34x = 1,236,435,552.05
  5. Step 5: Solve for x
    x = 1,236,435,552.05/39,611.34
  6. Step 6: Final answer
    x = 31,214.18

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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.