Home / 55,050.40-82,559.40-15,610.96

Finding the Fourth Proportional to 55,050.40, 82,559.40 and 15,610.96

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Solution

The fourth proportional to 55,050.40, 82,559.40 and 15,610.96 is: 23,411.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,050.40 : 82,559.40 = 15,610.96 : x
  2. Step 2: Convert to fraction form
    55,050.40/82,559.40 = 15,610.96/x
  3. Step 3: Cross multiply
    55,050.40x = 82,559.40 × 15,610.96
  4. Step 4: Simplify right side
    55,050.40x = 1,288,831,491.02
  5. Step 5: Solve for x
    x = 1,288,831,491.02/55,050.40
  6. Step 6: Final answer
    x = 23,411.85

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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.