Home / 45,796.19-63,163.19-30,684.02

Finding the Fourth Proportional to 45,796.19, 63,163.19 and 30,684.02

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Solution

The fourth proportional to 45,796.19, 63,163.19 and 30,684.02 is: 42,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,796.19 : 63,163.19 = 30,684.02 : x
  2. Step 2: Convert to fraction form
    45,796.19/63,163.19 = 30,684.02/x
  3. Step 3: Cross multiply
    45,796.19x = 63,163.19 × 30,684.02
  4. Step 4: Simplify right side
    45,796.19x = 1,938,100,346.12
  5. Step 5: Solve for x
    x = 1,938,100,346.12/45,796.19
  6. Step 6: Final answer
    x = 42,320.13

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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.