Home / 52,452.14-72,383.04-28,578.98

Finding the Fourth Proportional to 52,452.14, 72,383.04 and 28,578.98

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Solution

The fourth proportional to 52,452.14, 72,383.04 and 28,578.98 is: 39,438.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.14 : 72,383.04 = 28,578.98 : x
  2. Step 2: Convert to fraction form
    52,452.14/72,383.04 = 28,578.98/x
  3. Step 3: Cross multiply
    52,452.14x = 72,383.04 × 28,578.98
  4. Step 4: Simplify right side
    52,452.14x = 2,068,633,633.46
  5. Step 5: Solve for x
    x = 2,068,633,633.46/52,452.14
  6. Step 6: Final answer
    x = 39,438.50

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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.