Home / 45,867.31-68,811.32-16,285.15

Finding the Fourth Proportional to 45,867.31, 68,811.32 and 16,285.15

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Solution

The fourth proportional to 45,867.31, 68,811.32 and 16,285.15 is: 24,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,867.31 : 68,811.32 = 16,285.15 : x
  2. Step 2: Convert to fraction form
    45,867.31/68,811.32 = 16,285.15/x
  3. Step 3: Cross multiply
    45,867.31x = 68,811.32 × 16,285.15
  4. Step 4: Simplify right side
    45,867.31x = 1,120,602,794.63
  5. Step 5: Solve for x
    x = 1,120,602,794.63/45,867.31
  6. Step 6: Final answer
    x = 24,431.40

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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.