Home / 14,342.32-21,514.48-3,812.24

Finding the Fourth Proportional to 14,342.32, 21,514.48 and 3,812.24

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Solution

The fourth proportional to 14,342.32, 21,514.48 and 3,812.24 is: 5,718.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.32 : 21,514.48 = 3,812.24 : x
  2. Step 2: Convert to fraction form
    14,342.32/21,514.48 = 3,812.24/x
  3. Step 3: Cross multiply
    14,342.32x = 21,514.48 × 3,812.24
  4. Step 4: Simplify right side
    14,342.32x = 82,018,361.24
  5. Step 5: Solve for x
    x = 82,018,361.24/14,342.32
  6. Step 6: Final answer
    x = 5,718.63

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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.