Home / 14,061.92-19,361.04-12,382.16

Finding the Fourth Proportional to 14,061.92, 19,361.04 and 12,382.16

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Solution

The fourth proportional to 14,061.92, 19,361.04 and 12,382.16 is: 17,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,061.92 : 19,361.04 = 12,382.16 : x
  2. Step 2: Convert to fraction form
    14,061.92/19,361.04 = 12,382.16/x
  3. Step 3: Cross multiply
    14,061.92x = 19,361.04 × 12,382.16
  4. Step 4: Simplify right side
    14,061.92x = 239,731,495.05
  5. Step 5: Solve for x
    x = 239,731,495.05/14,061.92
  6. Step 6: Final answer
    x = 17,048.28

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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.