Home / 19,846.86-27,386.94-10,894.35

Finding the Fourth Proportional to 19,846.86, 27,386.94 and 10,894.35

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Solution

The fourth proportional to 19,846.86, 27,386.94 and 10,894.35 is: 15,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.86 : 27,386.94 = 10,894.35 : x
  2. Step 2: Convert to fraction form
    19,846.86/27,386.94 = 10,894.35/x
  3. Step 3: Cross multiply
    19,846.86x = 27,386.94 × 10,894.35
  4. Step 4: Simplify right side
    19,846.86x = 298,362,909.79
  5. Step 5: Solve for x
    x = 298,362,909.79/19,846.86
  6. Step 6: Final answer
    x = 15,033.26

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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.