Home / 19,587.75-27,031.20-10,635.27

Finding the Fourth Proportional to 19,587.75, 27,031.20 and 10,635.27

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Solution

The fourth proportional to 19,587.75, 27,031.20 and 10,635.27 is: 14,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.75 : 27,031.20 = 10,635.27 : x
  2. Step 2: Convert to fraction form
    19,587.75/27,031.20 = 10,635.27/x
  3. Step 3: Cross multiply
    19,587.75x = 27,031.20 × 10,635.27
  4. Step 4: Simplify right side
    19,587.75x = 287,484,110.42
  5. Step 5: Solve for x
    x = 287,484,110.42/19,587.75
  6. Step 6: Final answer
    x = 14,676.73

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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.