Home / 14,126.23-19,497.73-8,161.36

Finding the Fourth Proportional to 14,126.23, 19,497.73 and 8,161.36

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Solution

The fourth proportional to 14,126.23, 19,497.73 and 8,161.36 is: 11,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.23 : 19,497.73 = 8,161.36 : x
  2. Step 2: Convert to fraction form
    14,126.23/19,497.73 = 8,161.36/x
  3. Step 3: Cross multiply
    14,126.23x = 19,497.73 × 8,161.36
  4. Step 4: Simplify right side
    14,126.23x = 159,127,952.91
  5. Step 5: Solve for x
    x = 159,127,952.91/14,126.23
  6. Step 6: Final answer
    x = 11,264.71

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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.