Home / 52,398.36-72,311.16-28,526.64

Finding the Fourth Proportional to 52,398.36, 72,311.16 and 28,526.64

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Solution

The fourth proportional to 52,398.36, 72,311.16 and 28,526.64 is: 39,367.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,398.36 : 72,311.16 = 28,526.64 : x
  2. Step 2: Convert to fraction form
    52,398.36/72,311.16 = 28,526.64/x
  3. Step 3: Cross multiply
    52,398.36x = 72,311.16 × 28,526.64
  4. Step 4: Simplify right side
    52,398.36x = 2,062,794,429.30
  5. Step 5: Solve for x
    x = 2,062,794,429.30/52,398.36
  6. Step 6: Final answer
    x = 39,367.54

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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.