Home / 16,520.79-22,793.15-10,555.95

Finding the Fourth Proportional to 16,520.79, 22,793.15 and 10,555.95

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Solution

The fourth proportional to 16,520.79, 22,793.15 and 10,555.95 is: 14,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.79 : 22,793.15 = 10,555.95 : x
  2. Step 2: Convert to fraction form
    16,520.79/22,793.15 = 10,555.95/x
  3. Step 3: Cross multiply
    16,520.79x = 22,793.15 × 10,555.95
  4. Step 4: Simplify right side
    16,520.79x = 240,603,404.23
  5. Step 5: Solve for x
    x = 240,603,404.23/16,520.79
  6. Step 6: Final answer
    x = 14,563.67

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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.