Home / 14,141.17-19,519.39-10,173.81

Finding the Fourth Proportional to 14,141.17, 19,519.39 and 10,173.81

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Solution

The fourth proportional to 14,141.17, 19,519.39 and 10,173.81 is: 14,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.17 : 19,519.39 = 10,173.81 : x
  2. Step 2: Convert to fraction form
    14,141.17/19,519.39 = 10,173.81/x
  3. Step 3: Cross multiply
    14,141.17x = 19,519.39 × 10,173.81
  4. Step 4: Simplify right side
    14,141.17x = 198,586,565.18
  5. Step 5: Solve for x
    x = 198,586,565.18/14,141.17
  6. Step 6: Final answer
    x = 14,043.15

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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.