Home / 19,570.01-29,356.60-5,530.15

Finding the Fourth Proportional to 19,570.01, 29,356.60 and 5,530.15

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Solution

The fourth proportional to 19,570.01, 29,356.60 and 5,530.15 is: 8,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.01 : 29,356.60 = 5,530.15 : x
  2. Step 2: Convert to fraction form
    19,570.01/29,356.60 = 5,530.15/x
  3. Step 3: Cross multiply
    19,570.01x = 29,356.60 × 5,530.15
  4. Step 4: Simplify right side
    19,570.01x = 162,346,553.49
  5. Step 5: Solve for x
    x = 162,346,553.49/19,570.01
  6. Step 6: Final answer
    x = 8,295.68

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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.