Home / 55,475.10-83,215.35-15,494.04

Finding the Fourth Proportional to 55,475.10, 83,215.35 and 15,494.04

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Solution

The fourth proportional to 55,475.10, 83,215.35 and 15,494.04 is: 23,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,475.10 : 83,215.35 = 15,494.04 : x
  2. Step 2: Convert to fraction form
    55,475.10/83,215.35 = 15,494.04/x
  3. Step 3: Cross multiply
    55,475.10x = 83,215.35 × 15,494.04
  4. Step 4: Simplify right side
    55,475.10x = 1,289,341,961.51
  5. Step 5: Solve for x
    x = 1,289,341,961.51/55,475.10
  6. Step 6: Final answer
    x = 23,241.81

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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.