Home / 16,400.90-24,601.35-15,133.70

Finding the Fourth Proportional to 16,400.90, 24,601.35 and 15,133.70

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Solution

The fourth proportional to 16,400.90, 24,601.35 and 15,133.70 is: 22,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,400.90 : 24,601.35 = 15,133.70 : x
  2. Step 2: Convert to fraction form
    16,400.90/24,601.35 = 15,133.70/x
  3. Step 3: Cross multiply
    16,400.90x = 24,601.35 × 15,133.70
  4. Step 4: Simplify right side
    16,400.90x = 372,309,450.50
  5. Step 5: Solve for x
    x = 372,309,450.50/16,400.90
  6. Step 6: Final answer
    x = 22,700.55

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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.