Home / 14,398.28-19,869.18-8,110.52

Finding the Fourth Proportional to 14,398.28, 19,869.18 and 8,110.52

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Solution

The fourth proportional to 14,398.28, 19,869.18 and 8,110.52 is: 11,192.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.28 : 19,869.18 = 8,110.52 : x
  2. Step 2: Convert to fraction form
    14,398.28/19,869.18 = 8,110.52/x
  3. Step 3: Cross multiply
    14,398.28x = 19,869.18 × 8,110.52
  4. Step 4: Simplify right side
    14,398.28x = 161,149,381.77
  5. Step 5: Solve for x
    x = 161,149,381.77/14,398.28
  6. Step 6: Final answer
    x = 11,192.27

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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.