Home / 13,364.91-20,041.51-6,346.93

Finding the Fourth Proportional to 13,364.91, 20,041.51 and 6,346.93

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Solution

The fourth proportional to 13,364.91, 20,041.51 and 6,346.93 is: 9,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.91 : 20,041.51 = 6,346.93 : x
  2. Step 2: Convert to fraction form
    13,364.91/20,041.51 = 6,346.93/x
  3. Step 3: Cross multiply
    13,364.91x = 20,041.51 × 6,346.93
  4. Step 4: Simplify right side
    13,364.91x = 127,202,061.06
  5. Step 5: Solve for x
    x = 127,202,061.06/13,364.91
  6. Step 6: Final answer
    x = 9,517.61

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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.