Home / 19,470.56-29,209.91-6,321.87

Finding the Fourth Proportional to 19,470.56, 29,209.91 and 6,321.87

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Solution

The fourth proportional to 19,470.56, 29,209.91 and 6,321.87 is: 9,484.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470.56 : 29,209.91 = 6,321.87 : x
  2. Step 2: Convert to fraction form
    19,470.56/29,209.91 = 6,321.87/x
  3. Step 3: Cross multiply
    19,470.56x = 29,209.91 × 6,321.87
  4. Step 4: Simplify right side
    19,470.56x = 184,661,222.12
  5. Step 5: Solve for x
    x = 184,661,222.12/19,470.56
  6. Step 6: Final answer
    x = 9,484.13

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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.