Home / 16,031.76-22,124.22-8,958.63

Finding the Fourth Proportional to 16,031.76, 22,124.22 and 8,958.63

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Solution

The fourth proportional to 16,031.76, 22,124.22 and 8,958.63 is: 12,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,031.76 : 22,124.22 = 8,958.63 : x
  2. Step 2: Convert to fraction form
    16,031.76/22,124.22 = 8,958.63/x
  3. Step 3: Cross multiply
    16,031.76x = 22,124.22 × 8,958.63
  4. Step 4: Simplify right side
    16,031.76x = 198,202,701.02
  5. Step 5: Solve for x
    x = 198,202,701.02/16,031.76
  6. Step 6: Final answer
    x = 12,363.13

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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.