Home / 55,045.74-82,568.44-15,603.18

Finding the Fourth Proportional to 55,045.74, 82,568.44 and 15,603.18

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Solution

The fourth proportional to 55,045.74, 82,568.44 and 15,603.18 is: 23,404.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,045.74 : 82,568.44 = 15,603.18 : x
  2. Step 2: Convert to fraction form
    55,045.74/82,568.44 = 15,603.18/x
  3. Step 3: Cross multiply
    55,045.74x = 82,568.44 × 15,603.18
  4. Step 4: Simplify right side
    55,045.74x = 1,288,330,231.64
  5. Step 5: Solve for x
    x = 1,288,330,231.64/55,045.74
  6. Step 6: Final answer
    x = 23,404.72

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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.