Home / 18,826.88-25,981.68-10,444.16

Finding the Fourth Proportional to 18,826.88, 25,981.68 and 10,444.16

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Solution

The fourth proportional to 18,826.88, 25,981.68 and 10,444.16 is: 14,413.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,826.88 : 25,981.68 = 10,444.16 : x
  2. Step 2: Convert to fraction form
    18,826.88/25,981.68 = 10,444.16/x
  3. Step 3: Cross multiply
    18,826.88x = 25,981.68 × 10,444.16
  4. Step 4: Simplify right side
    18,826.88x = 271,356,822.99
  5. Step 5: Solve for x
    x = 271,356,822.99/18,826.88
  6. Step 6: Final answer
    x = 14,413.27

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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.