Home / 47,246.42-70,820.99-20,963.54

Finding the Fourth Proportional to 47,246.42, 70,820.99 and 20,963.54

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Solution

The fourth proportional to 47,246.42, 70,820.99 and 20,963.54 is: 31,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,246.42 : 70,820.99 = 20,963.54 : x
  2. Step 2: Convert to fraction form
    47,246.42/70,820.99 = 20,963.54/x
  3. Step 3: Cross multiply
    47,246.42x = 70,820.99 × 20,963.54
  4. Step 4: Simplify right side
    47,246.42x = 1,484,658,656.70
  5. Step 5: Solve for x
    x = 1,484,658,656.70/47,246.42
  6. Step 6: Final answer
    x = 31,423.73

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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.