Home / 55,014.19-75,921.20-29,865.31

Finding the Fourth Proportional to 55,014.19, 75,921.20 and 29,865.31

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Solution

The fourth proportional to 55,014.19, 75,921.20 and 29,865.31 is: 41,215.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,014.19 : 75,921.20 = 29,865.31 : x
  2. Step 2: Convert to fraction form
    55,014.19/75,921.20 = 29,865.31/x
  3. Step 3: Cross multiply
    55,014.19x = 75,921.20 × 29,865.31
  4. Step 4: Simplify right side
    55,014.19x = 2,267,409,946.44
  5. Step 5: Solve for x
    x = 2,267,409,946.44/55,014.19
  6. Step 6: Final answer
    x = 41,215.00

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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.