Home / 45,430.32-68,151.96-14,268

Finding the Fourth Proportional to 45,430.32, 68,151.96 and 14,268

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Solution

The fourth proportional to 45,430.32, 68,151.96 and 14,268 is: 21,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,430.32 : 68,151.96 = 14,268 : x
  2. Step 2: Convert to fraction form
    45,430.32/68,151.96 = 14,268/x
  3. Step 3: Cross multiply
    45,430.32x = 68,151.96 × 14,268
  4. Step 4: Simplify right side
    45,430.32x = 972,392,165.28
  5. Step 5: Solve for x
    x = 972,392,165.28/45,430.32
  6. Step 6: Final answer
    x = 21,404.04

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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.