Home / 29,236.66-40,365.04-20,281.03

Finding the Fourth Proportional to 29,236.66, 40,365.04 and 20,281.03

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Solution

The fourth proportional to 29,236.66, 40,365.04 and 20,281.03 is: 28,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,236.66 : 40,365.04 = 20,281.03 : x
  2. Step 2: Convert to fraction form
    29,236.66/40,365.04 = 20,281.03/x
  3. Step 3: Cross multiply
    29,236.66x = 40,365.04 × 20,281.03
  4. Step 4: Simplify right side
    29,236.66x = 818,644,435.58
  5. Step 5: Solve for x
    x = 818,644,435.58/29,236.66
  6. Step 6: Final answer
    x = 28,000.62

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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.