Home / 16,011.63-24,000.70-5,478.11

Finding the Fourth Proportional to 16,011.63, 24,000.70 and 5,478.11

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Solution

The fourth proportional to 16,011.63, 24,000.70 and 5,478.11 is: 8,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,011.63 : 24,000.70 = 5,478.11 : x
  2. Step 2: Convert to fraction form
    16,011.63/24,000.70 = 5,478.11/x
  3. Step 3: Cross multiply
    16,011.63x = 24,000.70 × 5,478.11
  4. Step 4: Simplify right side
    16,011.63x = 131,478,425.85
  5. Step 5: Solve for x
    x = 131,478,425.85/16,011.63
  6. Step 6: Final answer
    x = 8,211.43

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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.