Home / 19,458.62-29,191.57-6,309.28

Finding the Fourth Proportional to 19,458.62, 29,191.57 and 6,309.28

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Solution

The fourth proportional to 19,458.62, 29,191.57 and 6,309.28 is: 9,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,458.62 : 29,191.57 = 6,309.28 : x
  2. Step 2: Convert to fraction form
    19,458.62/29,191.57 = 6,309.28/x
  3. Step 3: Cross multiply
    19,458.62x = 29,191.57 × 6,309.28
  4. Step 4: Simplify right side
    19,458.62x = 184,177,788.77
  5. Step 5: Solve for x
    x = 184,177,788.77/19,458.62
  6. Step 6: Final answer
    x = 9,465.10

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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.