Home / 18,701.88-25,808.58-10,744.60

Finding the Fourth Proportional to 18,701.88, 25,808.58 and 10,744.60

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Solution

The fourth proportional to 18,701.88, 25,808.58 and 10,744.60 is: 14,827.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701.88 : 25,808.58 = 10,744.60 : x
  2. Step 2: Convert to fraction form
    18,701.88/25,808.58 = 10,744.60/x
  3. Step 3: Cross multiply
    18,701.88x = 25,808.58 × 10,744.60
  4. Step 4: Simplify right side
    18,701.88x = 277,302,868.67
  5. Step 5: Solve for x
    x = 277,302,868.67/18,701.88
  6. Step 6: Final answer
    x = 14,827.54

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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.