Home / 14,299.13-21,424.99-10,118.42

Finding the Fourth Proportional to 14,299.13, 21,424.99 and 10,118.42

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Solution

The fourth proportional to 14,299.13, 21,424.99 and 10,118.42 is: 15,160.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.13 : 21,424.99 = 10,118.42 : x
  2. Step 2: Convert to fraction form
    14,299.13/21,424.99 = 10,118.42/x
  3. Step 3: Cross multiply
    14,299.13x = 21,424.99 × 10,118.42
  4. Step 4: Simplify right side
    14,299.13x = 216,786,889.60
  5. Step 5: Solve for x
    x = 216,786,889.60/14,299.13
  6. Step 6: Final answer
    x = 15,160.84

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1.5x scale

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.