Home / 21,632.92-29,838.03-14,065.22

Finding the Fourth Proportional to 21,632.92, 29,838.03 and 14,065.22

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Solution

The fourth proportional to 21,632.92, 29,838.03 and 14,065.22 is: 19,399.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632.92 : 29,838.03 = 14,065.22 : x
  2. Step 2: Convert to fraction form
    21,632.92/29,838.03 = 14,065.22/x
  3. Step 3: Cross multiply
    21,632.92x = 29,838.03 × 14,065.22
  4. Step 4: Simplify right side
    21,632.92x = 419,678,456.32
  5. Step 5: Solve for x
    x = 419,678,456.32/21,632.92
  6. Step 6: Final answer
    x = 19,399.99

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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.