Home / 52,273.83-72,137.49-28,400.70

Finding the Fourth Proportional to 52,273.83, 72,137.49 and 28,400.70

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Solution

The fourth proportional to 52,273.83, 72,137.49 and 28,400.70 is: 39,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,273.83 : 72,137.49 = 28,400.70 : x
  2. Step 2: Convert to fraction form
    52,273.83/72,137.49 = 28,400.70/x
  3. Step 3: Cross multiply
    52,273.83x = 72,137.49 × 28,400.70
  4. Step 4: Simplify right side
    52,273.83x = 2,048,755,212.24
  5. Step 5: Solve for x
    x = 2,048,755,212.24/52,273.83
  6. Step 6: Final answer
    x = 39,192.75

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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.