Home / 47,147.46-70,706.06-15,550.42

Finding the Fourth Proportional to 47,147.46, 70,706.06 and 15,550.42

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Solution

The fourth proportional to 47,147.46, 70,706.06 and 15,550.42 is: 23,320.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,147.46 : 70,706.06 = 15,550.42 : x
  2. Step 2: Convert to fraction form
    47,147.46/70,706.06 = 15,550.42/x
  3. Step 3: Cross multiply
    47,147.46x = 70,706.06 × 15,550.42
  4. Step 4: Simplify right side
    47,147.46x = 1,099,508,929.55
  5. Step 5: Solve for x
    x = 1,099,508,929.55/47,147.46
  6. Step 6: Final answer
    x = 23,320.64

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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.