Home / 18,253.49-25,194.41-10,300.30

Finding the Fourth Proportional to 18,253.49, 25,194.41 and 10,300.30

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Solution

The fourth proportional to 18,253.49, 25,194.41 and 10,300.30 is: 14,217.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.49 : 25,194.41 = 10,300.30 : x
  2. Step 2: Convert to fraction form
    18,253.49/25,194.41 = 10,300.30/x
  3. Step 3: Cross multiply
    18,253.49x = 25,194.41 × 10,300.30
  4. Step 4: Simplify right side
    18,253.49x = 259,509,981.32
  5. Step 5: Solve for x
    x = 259,509,981.32/18,253.49
  6. Step 6: Final answer
    x = 14,217.01

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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.