Home / 45,502.94-68,254.42-17,781.50

Finding the Fourth Proportional to 45,502.94, 68,254.42 and 17,781.50

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Solution

The fourth proportional to 45,502.94, 68,254.42 and 17,781.50 is: 26,672.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,502.94 : 68,254.42 = 17,781.50 : x
  2. Step 2: Convert to fraction form
    45,502.94/68,254.42 = 17,781.50/x
  3. Step 3: Cross multiply
    45,502.94x = 68,254.42 × 17,781.50
  4. Step 4: Simplify right side
    45,502.94x = 1,213,665,969.23
  5. Step 5: Solve for x
    x = 1,213,665,969.23/45,502.94
  6. Step 6: Final answer
    x = 26,672.25

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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.