Home / 13,895.64-19,192.82-10,112.81

Finding the Fourth Proportional to 13,895.64, 19,192.82 and 10,112.81

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Solution

The fourth proportional to 13,895.64, 19,192.82 and 10,112.81 is: 13,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.64 : 19,192.82 = 10,112.81 : x
  2. Step 2: Convert to fraction form
    13,895.64/19,192.82 = 10,112.81/x
  3. Step 3: Cross multiply
    13,895.64x = 19,192.82 × 10,112.81
  4. Step 4: Simplify right side
    13,895.64x = 194,093,195.50
  5. Step 5: Solve for x
    x = 194,093,195.50/13,895.64
  6. Step 6: Final answer
    x = 13,967.92

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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.