Home / 19,405.40-29,098.50-9,010.52

Finding the Fourth Proportional to 19,405.40, 29,098.50 and 9,010.52

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Solution

The fourth proportional to 19,405.40, 29,098.50 and 9,010.52 is: 13,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,405.40 : 29,098.50 = 9,010.52 : x
  2. Step 2: Convert to fraction form
    19,405.40/29,098.50 = 9,010.52/x
  3. Step 3: Cross multiply
    19,405.40x = 29,098.50 × 9,010.52
  4. Step 4: Simplify right side
    19,405.40x = 262,192,616.22
  5. Step 5: Solve for x
    x = 262,192,616.22/19,405.40
  6. Step 6: Final answer
    x = 13,511.32

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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.