Home / 19,322.02-28,987.17-11,006.02

Finding the Fourth Proportional to 19,322.02, 28,987.17 and 11,006.02

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Solution

The fourth proportional to 19,322.02, 28,987.17 and 11,006.02 is: 16,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.02 : 28,987.17 = 11,006.02 : x
  2. Step 2: Convert to fraction form
    19,322.02/28,987.17 = 11,006.02/x
  3. Step 3: Cross multiply
    19,322.02x = 28,987.17 × 11,006.02
  4. Step 4: Simplify right side
    19,322.02x = 319,033,372.76
  5. Step 5: Solve for x
    x = 319,033,372.76/19,322.02
  6. Step 6: Final answer
    x = 16,511.39

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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.