Home / 19,371.17-29,056.62-12,826.64

Finding the Fourth Proportional to 19,371.17, 29,056.62 and 12,826.64

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Solution

The fourth proportional to 19,371.17, 29,056.62 and 12,826.64 is: 19,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.17 : 29,056.62 = 12,826.64 : x
  2. Step 2: Convert to fraction form
    19,371.17/29,056.62 = 12,826.64/x
  3. Step 3: Cross multiply
    19,371.17x = 29,056.62 × 12,826.64
  4. Step 4: Simplify right side
    19,371.17x = 372,698,877.00
  5. Step 5: Solve for x
    x = 372,698,877.00/19,371.17
  6. Step 6: Final answer
    x = 19,239.87

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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.