Home / 52,453.03-72,384.27-28,579.90

Finding the Fourth Proportional to 52,453.03, 72,384.27 and 28,579.90

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Solution

The fourth proportional to 52,453.03, 72,384.27 and 28,579.90 is: 39,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,453.03 : 72,384.27 = 28,579.90 : x
  2. Step 2: Convert to fraction form
    52,453.03/72,384.27 = 28,579.90/x
  3. Step 3: Cross multiply
    52,453.03x = 72,384.27 × 28,579.90
  4. Step 4: Simplify right side
    52,453.03x = 2,068,735,198.17
  5. Step 5: Solve for x
    x = 2,068,735,198.17/52,453.03
  6. Step 6: Final answer
    x = 39,439.77

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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.