Home / 52,340.56-72,231.30-28,468.60

Finding the Fourth Proportional to 52,340.56, 72,231.30 and 28,468.60

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Solution

The fourth proportional to 52,340.56, 72,231.30 and 28,468.60 is: 39,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,340.56 : 72,231.30 = 28,468.60 : x
  2. Step 2: Convert to fraction form
    52,340.56/72,231.30 = 28,468.60/x
  3. Step 3: Cross multiply
    52,340.56x = 72,231.30 × 28,468.60
  4. Step 4: Simplify right side
    52,340.56x = 2,056,323,987.18
  5. Step 5: Solve for x
    x = 2,056,323,987.18/52,340.56
  6. Step 6: Final answer
    x = 39,287.39

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1.5x scale

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.