Home / 19,846.89-27,389.54-10,894.77

Finding the Fourth Proportional to 19,846.89, 27,389.54 and 10,894.77

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Solution

The fourth proportional to 19,846.89, 27,389.54 and 10,894.77 is: 15,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.89 : 27,389.54 = 10,894.77 : x
  2. Step 2: Convert to fraction form
    19,846.89/27,389.54 = 10,894.77/x
  3. Step 3: Cross multiply
    19,846.89x = 27,389.54 × 10,894.77
  4. Step 4: Simplify right side
    19,846.89x = 298,402,765.94
  5. Step 5: Solve for x
    x = 298,402,765.94/19,846.89
  6. Step 6: Final answer
    x = 15,035.24

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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.