Home / 19,133.08-26,385.98-11,960.71

Finding the Fourth Proportional to 19,133.08, 26,385.98 and 11,960.71

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Solution

The fourth proportional to 19,133.08, 26,385.98 and 11,960.71 is: 16,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.08 : 26,385.98 = 11,960.71 : x
  2. Step 2: Convert to fraction form
    19,133.08/26,385.98 = 11,960.71/x
  3. Step 3: Cross multiply
    19,133.08x = 26,385.98 × 11,960.71
  4. Step 4: Simplify right side
    19,133.08x = 315,594,929.08
  5. Step 5: Solve for x
    x = 315,594,929.08/19,133.08
  6. Step 6: Final answer
    x = 16,494.73

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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.