Home / 51,125.87-70,553.54-28,464.28

Finding the Fourth Proportional to 51,125.87, 70,553.54 and 28,464.28

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Solution

The fourth proportional to 51,125.87, 70,553.54 and 28,464.28 is: 39,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,125.87 : 70,553.54 = 28,464.28 : x
  2. Step 2: Convert to fraction form
    51,125.87/70,553.54 = 28,464.28/x
  3. Step 3: Cross multiply
    51,125.87x = 70,553.54 × 28,464.28
  4. Step 4: Simplify right side
    51,125.87x = 2,008,255,452.22
  5. Step 5: Solve for x
    x = 2,008,255,452.22/51,125.87
  6. Step 6: Final answer
    x = 39,280.61

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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.