Home / 47,772.10-71,658.15-41,940.10

Finding the Fourth Proportional to 47,772.10, 71,658.15 and 41,940.10

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Solution

The fourth proportional to 47,772.10, 71,658.15 and 41,940.10 is: 62,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,772.10 : 71,658.15 = 41,940.10 : x
  2. Step 2: Convert to fraction form
    47,772.10/71,658.15 = 41,940.10/x
  3. Step 3: Cross multiply
    47,772.10x = 71,658.15 × 41,940.10
  4. Step 4: Simplify right side
    47,772.10x = 3,005,349,976.82
  5. Step 5: Solve for x
    x = 3,005,349,976.82/47,772.10
  6. Step 6: Final answer
    x = 62,910.15

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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.