Home / 52,372.20-72,274.52-28,499.28

Finding the Fourth Proportional to 52,372.20, 72,274.52 and 28,499.28

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Solution

The fourth proportional to 52,372.20, 72,274.52 and 28,499.28 is: 39,329.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,372.20 : 72,274.52 = 28,499.28 : x
  2. Step 2: Convert to fraction form
    52,372.20/72,274.52 = 28,499.28/x
  3. Step 3: Cross multiply
    52,372.20x = 72,274.52 × 28,499.28
  4. Step 4: Simplify right side
    52,372.20x = 2,059,771,782.35
  5. Step 5: Solve for x
    x = 2,059,771,782.35/52,372.20
  6. Step 6: Final answer
    x = 39,329.49

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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.