Home / 19,451.60-29,177.40-6,305.30

Finding the Fourth Proportional to 19,451.60, 29,177.40 and 6,305.30

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Solution

The fourth proportional to 19,451.60, 29,177.40 and 6,305.30 is: 9,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.60 : 29,177.40 = 6,305.30 : x
  2. Step 2: Convert to fraction form
    19,451.60/29,177.40 = 6,305.30/x
  3. Step 3: Cross multiply
    19,451.60x = 29,177.40 × 6,305.30
  4. Step 4: Simplify right side
    19,451.60x = 183,972,260.22
  5. Step 5: Solve for x
    x = 183,972,260.22/19,451.60
  6. Step 6: Final answer
    x = 9,457.95

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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.