Home / 52,971.17-73,100.76-28,772.61

Finding the Fourth Proportional to 52,971.17, 73,100.76 and 28,772.61

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Solution

The fourth proportional to 52,971.17, 73,100.76 and 28,772.61 is: 39,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,971.17 : 73,100.76 = 28,772.61 : x
  2. Step 2: Convert to fraction form
    52,971.17/73,100.76 = 28,772.61/x
  3. Step 3: Cross multiply
    52,971.17x = 73,100.76 × 28,772.61
  4. Step 4: Simplify right side
    52,971.17x = 2,103,299,658.18
  5. Step 5: Solve for x
    x = 2,103,299,658.18/52,971.17
  6. Step 6: Final answer
    x = 39,706.50

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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.