Home / 14,340.66-21,502.78-5,565.33

Finding the Fourth Proportional to 14,340.66, 21,502.78 and 5,565.33

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Solution

The fourth proportional to 14,340.66, 21,502.78 and 5,565.33 is: 8,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.66 : 21,502.78 = 5,565.33 : x
  2. Step 2: Convert to fraction form
    14,340.66/21,502.78 = 5,565.33/x
  3. Step 3: Cross multiply
    14,340.66x = 21,502.78 × 5,565.33
  4. Step 4: Simplify right side
    14,340.66x = 119,670,066.62
  5. Step 5: Solve for x
    x = 119,670,066.62/14,340.66
  6. Step 6: Final answer
    x = 8,344.81

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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.