Home / 35,292.56-48,705.54-21,871.04

Finding the Fourth Proportional to 35,292.56, 48,705.54 and 21,871.04

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Solution

The fourth proportional to 35,292.56, 48,705.54 and 21,871.04 is: 30,183.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,292.56 : 48,705.54 = 21,871.04 : x
  2. Step 2: Convert to fraction form
    35,292.56/48,705.54 = 21,871.04/x
  3. Step 3: Cross multiply
    35,292.56x = 48,705.54 × 21,871.04
  4. Step 4: Simplify right side
    35,292.56x = 1,065,240,813.56
  5. Step 5: Solve for x
    x = 1,065,240,813.56/35,292.56
  6. Step 6: Final answer
    x = 30,183.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.