Home / 14,402.48-19,875.39-8,114.81

Finding the Fourth Proportional to 14,402.48, 19,875.39 and 8,114.81

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Solution

The fourth proportional to 14,402.48, 19,875.39 and 8,114.81 is: 11,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.48 : 19,875.39 = 8,114.81 : x
  2. Step 2: Convert to fraction form
    14,402.48/19,875.39 = 8,114.81/x
  3. Step 3: Cross multiply
    14,402.48x = 19,875.39 × 8,114.81
  4. Step 4: Simplify right side
    14,402.48x = 161,285,013.53
  5. Step 5: Solve for x
    x = 161,285,013.53/14,402.48
  6. Step 6: Final answer
    x = 11,198.42

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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.