Home / 44,719.22-67,078.80-11,439.32

Finding the Fourth Proportional to 44,719.22, 67,078.80 and 11,439.32

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Solution

The fourth proportional to 44,719.22, 67,078.80 and 11,439.32 is: 17,158.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,719.22 : 67,078.80 = 11,439.32 : x
  2. Step 2: Convert to fraction form
    44,719.22/67,078.80 = 11,439.32/x
  3. Step 3: Cross multiply
    44,719.22x = 67,078.80 × 11,439.32
  4. Step 4: Simplify right side
    44,719.22x = 767,335,858.42
  5. Step 5: Solve for x
    x = 767,335,858.42/44,719.22
  6. Step 6: Final answer
    x = 17,158.97

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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.