Home / 14,008.48-19,359.57-11,486.68

Finding the Fourth Proportional to 14,008.48, 19,359.57 and 11,486.68

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Solution

The fourth proportional to 14,008.48, 19,359.57 and 11,486.68 is: 15,874.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.48 : 19,359.57 = 11,486.68 : x
  2. Step 2: Convert to fraction form
    14,008.48/19,359.57 = 11,486.68/x
  3. Step 3: Cross multiply
    14,008.48x = 19,359.57 × 11,486.68
  4. Step 4: Simplify right side
    14,008.48x = 222,377,185.53
  5. Step 5: Solve for x
    x = 222,377,185.53/14,008.48
  6. Step 6: Final answer
    x = 15,874.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.