Home / 51,410.94-70,945.77-28,441.61

Finding the Fourth Proportional to 51,410.94, 70,945.77 and 28,441.61

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Solution

The fourth proportional to 51,410.94, 70,945.77 and 28,441.61 is: 39,248.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,410.94 : 70,945.77 = 28,441.61 : x
  2. Step 2: Convert to fraction form
    51,410.94/70,945.77 = 28,441.61/x
  3. Step 3: Cross multiply
    51,410.94x = 70,945.77 × 28,441.61
  4. Step 4: Simplify right side
    51,410.94x = 2,017,811,995.64
  5. Step 5: Solve for x
    x = 2,017,811,995.64/51,410.94
  6. Step 6: Final answer
    x = 39,248.69

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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.