Home / 30,743.56-46,057.02-18,237.16

Finding the Fourth Proportional to 30,743.56, 46,057.02 and 18,237.16

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Solution

The fourth proportional to 30,743.56, 46,057.02 and 18,237.16 is: 27,321.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,743.56 : 46,057.02 = 18,237.16 : x
  2. Step 2: Convert to fraction form
    30,743.56/46,057.02 = 18,237.16/x
  3. Step 3: Cross multiply
    30,743.56x = 46,057.02 × 18,237.16
  4. Step 4: Simplify right side
    30,743.56x = 839,949,242.86
  5. Step 5: Solve for x
    x = 839,949,242.86/30,743.56
  6. Step 6: Final answer
    x = 27,321.14

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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.