Home / 19,490.36-29,232.50-6,342.64

Finding the Fourth Proportional to 19,490.36, 29,232.50 and 6,342.64

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Solution

The fourth proportional to 19,490.36, 29,232.50 and 6,342.64 is: 9,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490.36 : 29,232.50 = 6,342.64 : x
  2. Step 2: Convert to fraction form
    19,490.36/29,232.50 = 6,342.64/x
  3. Step 3: Cross multiply
    19,490.36x = 29,232.50 × 6,342.64
  4. Step 4: Simplify right side
    19,490.36x = 185,411,119.01
  5. Step 5: Solve for x
    x = 185,411,119.01/19,490.36
  6. Step 6: Final answer
    x = 9,512.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.