Home / 13,857.94-19,118.30-10,232.68

Finding the Fourth Proportional to 13,857.94, 19,118.30 and 10,232.68

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Solution

The fourth proportional to 13,857.94, 19,118.30 and 10,232.68 is: 14,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,857.94 : 19,118.30 = 10,232.68 : x
  2. Step 2: Convert to fraction form
    13,857.94/19,118.30 = 10,232.68/x
  3. Step 3: Cross multiply
    13,857.94x = 19,118.30 × 10,232.68
  4. Step 4: Simplify right side
    13,857.94x = 195,631,344.81
  5. Step 5: Solve for x
    x = 195,631,344.81/13,857.94
  6. Step 6: Final answer
    x = 14,116.91

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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.