Home / 19,303.08-28,932.66-8,202.84

Finding the Fourth Proportional to 19,303.08, 28,932.66 and 8,202.84

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Solution

The fourth proportional to 19,303.08, 28,932.66 and 8,202.84 is: 12,294.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.08 : 28,932.66 = 8,202.84 : x
  2. Step 2: Convert to fraction form
    19,303.08/28,932.66 = 8,202.84/x
  3. Step 3: Cross multiply
    19,303.08x = 28,932.66 × 8,202.84
  4. Step 4: Simplify right side
    19,303.08x = 237,329,980.75
  5. Step 5: Solve for x
    x = 237,329,980.75/19,303.08
  6. Step 6: Final answer
    x = 12,294.93

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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.