Home / 19,585.26-27,031.92-12,035.55

Finding the Fourth Proportional to 19,585.26, 27,031.92 and 12,035.55

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Solution

The fourth proportional to 19,585.26, 27,031.92 and 12,035.55 is: 16,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.26 : 27,031.92 = 12,035.55 : x
  2. Step 2: Convert to fraction form
    19,585.26/27,031.92 = 12,035.55/x
  3. Step 3: Cross multiply
    19,585.26x = 27,031.92 × 12,035.55
  4. Step 4: Simplify right side
    19,585.26x = 325,344,024.76
  5. Step 5: Solve for x
    x = 325,344,024.76/19,585.26
  6. Step 6: Final answer
    x = 16,611.68

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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.