Home / 45,068.19-67,597.12-11,791.47

Finding the Fourth Proportional to 45,068.19, 67,597.12 and 11,791.47

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Solution

The fourth proportional to 45,068.19, 67,597.12 and 11,791.47 is: 17,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,068.19 : 67,597.12 = 11,791.47 : x
  2. Step 2: Convert to fraction form
    45,068.19/67,597.12 = 11,791.47/x
  3. Step 3: Cross multiply
    45,068.19x = 67,597.12 × 11,791.47
  4. Step 4: Simplify right side
    45,068.19x = 797,069,074.58
  5. Step 5: Solve for x
    x = 797,069,074.58/45,068.19
  6. Step 6: Final answer
    x = 17,685.85

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1.5x scale

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.