Home / 52,867.48-72,957.14-28,994.66

Finding the Fourth Proportional to 52,867.48, 72,957.14 and 28,994.66

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Solution

The fourth proportional to 52,867.48, 72,957.14 and 28,994.66 is: 40,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,867.48 : 72,957.14 = 28,994.66 : x
  2. Step 2: Convert to fraction form
    52,867.48/72,957.14 = 28,994.66/x
  3. Step 3: Cross multiply
    52,867.48x = 72,957.14 × 28,994.66
  4. Step 4: Simplify right side
    52,867.48x = 2,115,367,468.87
  5. Step 5: Solve for x
    x = 2,115,367,468.87/52,867.48
  6. Step 6: Final answer
    x = 40,012.64

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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.