Home / 22,601.66-31,179.21-19,613.30

Finding the Fourth Proportional to 22,601.66, 31,179.21 and 19,613.30

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Solution

The fourth proportional to 22,601.66, 31,179.21 and 19,613.30 is: 27,056.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,601.66 : 31,179.21 = 19,613.30 : x
  2. Step 2: Convert to fraction form
    22,601.66/31,179.21 = 19,613.30/x
  3. Step 3: Cross multiply
    22,601.66x = 31,179.21 × 19,613.30
  4. Step 4: Simplify right side
    22,601.66x = 611,527,199.49
  5. Step 5: Solve for x
    x = 611,527,199.49/22,601.66
  6. Step 6: Final answer
    x = 27,056.74

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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.