Home / 52,039.76-71,815.39-28,166.94

Finding the Fourth Proportional to 52,039.76, 71,815.39 and 28,166.94

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Solution

The fourth proportional to 52,039.76, 71,815.39 and 28,166.94 is: 38,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.76 : 71,815.39 = 28,166.94 : x
  2. Step 2: Convert to fraction form
    52,039.76/71,815.39 = 28,166.94/x
  3. Step 3: Cross multiply
    52,039.76x = 71,815.39 × 28,166.94
  4. Step 4: Simplify right side
    52,039.76x = 2,022,819,710.79
  5. Step 5: Solve for x
    x = 2,022,819,710.79/52,039.76
  6. Step 6: Final answer
    x = 38,870.66

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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.