Home / 16,512.10-24,768.15-13,401.70

Finding the Fourth Proportional to 16,512.10, 24,768.15 and 13,401.70

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Solution

The fourth proportional to 16,512.10, 24,768.15 and 13,401.70 is: 20,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.10 : 24,768.15 = 13,401.70 : x
  2. Step 2: Convert to fraction form
    16,512.10/24,768.15 = 13,401.70/x
  3. Step 3: Cross multiply
    16,512.10x = 24,768.15 × 13,401.70
  4. Step 4: Simplify right side
    16,512.10x = 331,935,315.86
  5. Step 5: Solve for x
    x = 331,935,315.86/16,512.10
  6. Step 6: Final answer
    x = 20,102.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.