Home / 18,193.57-25,107.02-10,235.84

Finding the Fourth Proportional to 18,193.57, 25,107.02 and 10,235.84

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Solution

The fourth proportional to 18,193.57, 25,107.02 and 10,235.84 is: 14,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.57 : 25,107.02 = 10,235.84 : x
  2. Step 2: Convert to fraction form
    18,193.57/25,107.02 = 10,235.84/x
  3. Step 3: Cross multiply
    18,193.57x = 25,107.02 × 10,235.84
  4. Step 4: Simplify right side
    18,193.57x = 256,991,439.60
  5. Step 5: Solve for x
    x = 256,991,439.60/18,193.57
  6. Step 6: Final answer
    x = 14,125.40

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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.