Home / 45,867.40-68,735.22-19,565.08

Finding the Fourth Proportional to 45,867.40, 68,735.22 and 19,565.08

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Solution

The fourth proportional to 45,867.40, 68,735.22 and 19,565.08 is: 29,319.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,867.40 : 68,735.22 = 19,565.08 : x
  2. Step 2: Convert to fraction form
    45,867.40/68,735.22 = 19,565.08/x
  3. Step 3: Cross multiply
    45,867.40x = 68,735.22 × 19,565.08
  4. Step 4: Simplify right side
    45,867.40x = 1,344,810,078.12
  5. Step 5: Solve for x
    x = 1,344,810,078.12/45,867.40
  6. Step 6: Final answer
    x = 29,319.52

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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.