Home / 37,187.91-55,774.58-13,808.88

Finding the Fourth Proportional to 37,187.91, 55,774.58 and 13,808.88

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Solution

The fourth proportional to 37,187.91, 55,774.58 and 13,808.88 is: 20,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,187.91 : 55,774.58 = 13,808.88 : x
  2. Step 2: Convert to fraction form
    37,187.91/55,774.58 = 13,808.88/x
  3. Step 3: Cross multiply
    37,187.91x = 55,774.58 × 13,808.88
  4. Step 4: Simplify right side
    37,187.91x = 770,184,413.23
  5. Step 5: Solve for x
    x = 770,184,413.23/37,187.91
  6. Step 6: Final answer
    x = 20,710.61

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1.5x scale

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.