Home / 19,335.81-29,003.19-6,188.00

Finding the Fourth Proportional to 19,335.81, 29,003.19 and 6,188.00

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Solution

The fourth proportional to 19,335.81, 29,003.19 and 6,188.00 is: 9,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.81 : 29,003.19 = 6,188.00 : x
  2. Step 2: Convert to fraction form
    19,335.81/29,003.19 = 6,188.00/x
  3. Step 3: Cross multiply
    19,335.81x = 29,003.19 × 6,188.00
  4. Step 4: Simplify right side
    19,335.81x = 179,471,594.70
  5. Step 5: Solve for x
    x = 179,471,594.70/19,335.81
  6. Step 6: Final answer
    x = 9,281.82

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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.