Home / 52,398.86-72,310.40-28,525.53

Finding the Fourth Proportional to 52,398.86, 72,310.40 and 28,525.53

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Solution

The fourth proportional to 52,398.86, 72,310.40 and 28,525.53 is: 39,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,398.86 : 72,310.40 = 28,525.53 : x
  2. Step 2: Convert to fraction form
    52,398.86/72,310.40 = 28,525.53/x
  3. Step 3: Cross multiply
    52,398.86x = 72,310.40 × 28,525.53
  4. Step 4: Simplify right side
    52,398.86x = 2,062,692,270.36
  5. Step 5: Solve for x
    x = 2,062,692,270.36/52,398.86
  6. Step 6: Final answer
    x = 39,365.21

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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.