Home / 55,045.73-82,568.45-15,603.19

Finding the Fourth Proportional to 55,045.73, 82,568.45 and 15,603.19

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Solution

The fourth proportional to 55,045.73, 82,568.45 and 15,603.19 is: 23,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,045.73 : 82,568.45 = 15,603.19 : x
  2. Step 2: Convert to fraction form
    55,045.73/82,568.45 = 15,603.19/x
  3. Step 3: Cross multiply
    55,045.73x = 82,568.45 × 15,603.19
  4. Step 4: Simplify right side
    55,045.73x = 1,288,331,213.36
  5. Step 5: Solve for x
    x = 1,288,331,213.36/55,045.73
  6. Step 6: Final answer
    x = 23,404.74

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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.