Home / 30,244.20-45,360.38-28,743.94

Finding the Fourth Proportional to 30,244.20, 45,360.38 and 28,743.94

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Solution

The fourth proportional to 30,244.20, 45,360.38 and 28,743.94 is: 43,110.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244.20 : 45,360.38 = 28,743.94 : x
  2. Step 2: Convert to fraction form
    30,244.20/45,360.38 = 28,743.94/x
  3. Step 3: Cross multiply
    30,244.20x = 45,360.38 × 28,743.94
  4. Step 4: Simplify right side
    30,244.20x = 1,303,836,041.10
  5. Step 5: Solve for x
    x = 1,303,836,041.10/30,244.20
  6. Step 6: Final answer
    x = 43,110.28

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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.