Home / 52,707.99-72,738.74-28,834.66

Finding the Fourth Proportional to 52,707.99, 72,738.74 and 28,834.66

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Solution

The fourth proportional to 52,707.99, 72,738.74 and 28,834.66 is: 39,792.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,707.99 : 72,738.74 = 28,834.66 : x
  2. Step 2: Convert to fraction form
    52,707.99/72,738.74 = 28,834.66/x
  3. Step 3: Cross multiply
    52,707.99x = 72,738.74 × 28,834.66
  4. Step 4: Simplify right side
    52,707.99x = 2,097,396,836.73
  5. Step 5: Solve for x
    x = 2,097,396,836.73/52,707.99
  6. Step 6: Final answer
    x = 39,792.77

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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.