Home / 19,456.60-29,186.32-5,606.68

Finding the Fourth Proportional to 19,456.60, 29,186.32 and 5,606.68

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Solution

The fourth proportional to 19,456.60, 29,186.32 and 5,606.68 is: 8,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,456.60 : 29,186.32 = 5,606.68 : x
  2. Step 2: Convert to fraction form
    19,456.60/29,186.32 = 5,606.68/x
  3. Step 3: Cross multiply
    19,456.60x = 29,186.32 × 5,606.68
  4. Step 4: Simplify right side
    19,456.60x = 163,638,356.62
  5. Step 5: Solve for x
    x = 163,638,356.62/19,456.60
  6. Step 6: Final answer
    x = 8,410.43

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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.