Home / 51,701.94-77,553.24-28,315.62

Finding the Fourth Proportional to 51,701.94, 77,553.24 and 28,315.62

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Solution

The fourth proportional to 51,701.94, 77,553.24 and 28,315.62 is: 42,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,701.94 : 77,553.24 = 28,315.62 : x
  2. Step 2: Convert to fraction form
    51,701.94/77,553.24 = 28,315.62/x
  3. Step 3: Cross multiply
    51,701.94x = 77,553.24 × 28,315.62
  4. Step 4: Simplify right side
    51,701.94x = 2,195,968,073.61
  5. Step 5: Solve for x
    x = 2,195,968,073.61/51,701.94
  6. Step 6: Final answer
    x = 42,473.61

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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.