Home / 19,355.12-29,037.48-5,504

Finding the Fourth Proportional to 19,355.12, 29,037.48 and 5,504

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Solution

The fourth proportional to 19,355.12, 29,037.48 and 5,504 is: 8,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355.12 : 29,037.48 = 5,504 : x
  2. Step 2: Convert to fraction form
    19,355.12/29,037.48 = 5,504/x
  3. Step 3: Cross multiply
    19,355.12x = 29,037.48 × 5,504
  4. Step 4: Simplify right side
    19,355.12x = 159,822,289.92
  5. Step 5: Solve for x
    x = 159,822,289.92/19,355.12
  6. Step 6: Final answer
    x = 8,257.36

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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.