Home / 40,236.48-60,361.20-12,528

Finding the Fourth Proportional to 40,236.48, 60,361.20 and 12,528

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Solution

The fourth proportional to 40,236.48, 60,361.20 and 12,528 is: 18,794.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,236.48 : 60,361.20 = 12,528 : x
  2. Step 2: Convert to fraction form
    40,236.48/60,361.20 = 12,528/x
  3. Step 3: Cross multiply
    40,236.48x = 60,361.20 × 12,528
  4. Step 4: Simplify right side
    40,236.48x = 756,205,113.60
  5. Step 5: Solve for x
    x = 756,205,113.60/40,236.48
  6. Step 6: Final answer
    x = 18,794.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.