Home / 30,561.26-45,854.96-12,796.07

Finding the Fourth Proportional to 30,561.26, 45,854.96 and 12,796.07

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Solution

The fourth proportional to 30,561.26, 45,854.96 and 12,796.07 is: 19,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,561.26 : 45,854.96 = 12,796.07 : x
  2. Step 2: Convert to fraction form
    30,561.26/45,854.96 = 12,796.07/x
  3. Step 3: Cross multiply
    30,561.26x = 45,854.96 × 12,796.07
  4. Step 4: Simplify right side
    30,561.26x = 586,763,278.01
  5. Step 5: Solve for x
    x = 586,763,278.01/30,561.26
  6. Step 6: Final answer
    x = 19,199.58

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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.