Home / 14,081.37-19,432.11-7,707.93

Finding the Fourth Proportional to 14,081.37, 19,432.11 and 7,707.93

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Solution

The fourth proportional to 14,081.37, 19,432.11 and 7,707.93 is: 10,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.37 : 19,432.11 = 7,707.93 : x
  2. Step 2: Convert to fraction form
    14,081.37/19,432.11 = 7,707.93/x
  3. Step 3: Cross multiply
    14,081.37x = 19,432.11 × 7,707.93
  4. Step 4: Simplify right side
    14,081.37x = 149,781,365.62
  5. Step 5: Solve for x
    x = 149,781,365.62/14,081.37
  6. Step 6: Final answer
    x = 10,636.85

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1.5x scale

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.