Home / 10,050.43-13,870.45-5,575.63

Finding the Fourth Proportional to 10,050.43, 13,870.45 and 5,575.63

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Solution

The fourth proportional to 10,050.43, 13,870.45 and 5,575.63 is: 7,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050.43 : 13,870.45 = 5,575.63 : x
  2. Step 2: Convert to fraction form
    10,050.43/13,870.45 = 5,575.63/x
  3. Step 3: Cross multiply
    10,050.43x = 13,870.45 × 5,575.63
  4. Step 4: Simplify right side
    10,050.43x = 77,336,413.84
  5. Step 5: Solve for x
    x = 77,336,413.84/10,050.43
  6. Step 6: Final answer
    x = 7,694.83

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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.