Home / 14,208.91-19,616.70-12,632.65

Finding the Fourth Proportional to 14,208.91, 19,616.70 and 12,632.65

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Solution

The fourth proportional to 14,208.91, 19,616.70 and 12,632.65 is: 17,440.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.91 : 19,616.70 = 12,632.65 : x
  2. Step 2: Convert to fraction form
    14,208.91/19,616.70 = 12,632.65/x
  3. Step 3: Cross multiply
    14,208.91x = 19,616.70 × 12,632.65
  4. Step 4: Simplify right side
    14,208.91x = 247,810,905.26
  5. Step 5: Solve for x
    x = 247,810,905.26/14,208.91
  6. Step 6: Final answer
    x = 17,440.53

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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.