Home / 55,118.49-82,683.18-17,669.13

Finding the Fourth Proportional to 55,118.49, 82,683.18 and 17,669.13

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Solution

The fourth proportional to 55,118.49, 82,683.18 and 17,669.13 is: 26,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118.49 : 82,683.18 = 17,669.13 : x
  2. Step 2: Convert to fraction form
    55,118.49/82,683.18 = 17,669.13/x
  3. Step 3: Cross multiply
    55,118.49x = 82,683.18 × 17,669.13
  4. Step 4: Simplify right side
    55,118.49x = 1,460,939,856.23
  5. Step 5: Solve for x
    x = 1,460,939,856.23/55,118.49
  6. Step 6: Final answer
    x = 26,505.44

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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.