Home / 13,226-19,844.00-6,985.76

Finding the Fourth Proportional to 13,226, 19,844.00 and 6,985.76

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Solution

The fourth proportional to 13,226, 19,844.00 and 6,985.76 is: 10,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226 : 19,844.00 = 6,985.76 : x
  2. Step 2: Convert to fraction form
    13,226/19,844.00 = 6,985.76/x
  3. Step 3: Cross multiply
    13,226x = 19,844.00 × 6,985.76
  4. Step 4: Simplify right side
    13,226x = 138,625,386.51
  5. Step 5: Solve for x
    x = 138,625,386.51/13,226
  6. Step 6: Final answer
    x = 10,481.28

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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.