Home / 50,472.20-69,658.34-28,970.44

Finding the Fourth Proportional to 50,472.20, 69,658.34 and 28,970.44

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Solution

The fourth proportional to 50,472.20, 69,658.34 and 28,970.44 is: 39,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,472.20 : 69,658.34 = 28,970.44 : x
  2. Step 2: Convert to fraction form
    50,472.20/69,658.34 = 28,970.44/x
  3. Step 3: Cross multiply
    50,472.20x = 69,658.34 × 28,970.44
  4. Step 4: Simplify right side
    50,472.20x = 2,018,032,759.47
  5. Step 5: Solve for x
    x = 2,018,032,759.47/50,472.20
  6. Step 6: Final answer
    x = 39,983.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.