Home / 55,554.16-83,247.72-22,241.20

Finding the Fourth Proportional to 55,554.16, 83,247.72 and 22,241.20

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Solution

The fourth proportional to 55,554.16, 83,247.72 and 22,241.20 is: 33,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,554.16 : 83,247.72 = 22,241.20 : x
  2. Step 2: Convert to fraction form
    55,554.16/83,247.72 = 22,241.20/x
  3. Step 3: Cross multiply
    55,554.16x = 83,247.72 × 22,241.20
  4. Step 4: Simplify right side
    55,554.16x = 1,851,529,190.06
  5. Step 5: Solve for x
    x = 1,851,529,190.06/55,554.16
  6. Step 6: Final answer
    x = 33,328.36

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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.