Home / 45,402.77-68,123.75-17,331.26

Finding the Fourth Proportional to 45,402.77, 68,123.75 and 17,331.26

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Solution

The fourth proportional to 45,402.77, 68,123.75 and 17,331.26 is: 26,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,402.77 : 68,123.75 = 17,331.26 : x
  2. Step 2: Convert to fraction form
    45,402.77/68,123.75 = 17,331.26/x
  3. Step 3: Cross multiply
    45,402.77x = 68,123.75 × 17,331.26
  4. Step 4: Simplify right side
    45,402.77x = 1,180,669,996.15
  5. Step 5: Solve for x
    x = 1,180,669,996.15/45,402.77
  6. Step 6: Final answer
    x = 26,004.36

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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.