Home / 19,811.00-29,753.52-17,439.92

Finding the Fourth Proportional to 19,811.00, 29,753.52 and 17,439.92

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Solution

The fourth proportional to 19,811.00, 29,753.52 and 17,439.92 is: 26,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,811.00 : 29,753.52 = 17,439.92 : x
  2. Step 2: Convert to fraction form
    19,811.00/29,753.52 = 17,439.92/x
  3. Step 3: Cross multiply
    19,811.00x = 29,753.52 × 17,439.92
  4. Step 4: Simplify right side
    19,811.00x = 518,898,921.32
  5. Step 5: Solve for x
    x = 518,898,921.32/19,811.00
  6. Step 6: Final answer
    x = 26,192.47

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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.