Home / 19,601.40-27,064.04-12,057.88

Finding the Fourth Proportional to 19,601.40, 27,064.04 and 12,057.88

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Solution

The fourth proportional to 19,601.40, 27,064.04 and 12,057.88 is: 16,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.40 : 27,064.04 = 12,057.88 : x
  2. Step 2: Convert to fraction form
    19,601.40/27,064.04 = 12,057.88/x
  3. Step 3: Cross multiply
    19,601.40x = 27,064.04 × 12,057.88
  4. Step 4: Simplify right side
    19,601.40x = 326,334,946.64
  5. Step 5: Solve for x
    x = 326,334,946.64/19,601.40
  6. Step 6: Final answer
    x = 16,648.55

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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.