Home / 19,464.48-29,191.86-6,320.61

Finding the Fourth Proportional to 19,464.48, 29,191.86 and 6,320.61

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Solution

The fourth proportional to 19,464.48, 29,191.86 and 6,320.61 is: 9,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.48 : 29,191.86 = 6,320.61 : x
  2. Step 2: Convert to fraction form
    19,464.48/29,191.86 = 6,320.61/x
  3. Step 3: Cross multiply
    19,464.48x = 29,191.86 × 6,320.61
  4. Step 4: Simplify right side
    19,464.48x = 184,510,362.23
  5. Step 5: Solve for x
    x = 184,510,362.23/19,464.48
  6. Step 6: Final answer
    x = 9,479.34

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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.