Home / 25,404.56-38,106.85-10,605.41

Finding the Fourth Proportional to 25,404.56, 38,106.85 and 10,605.41

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Solution

The fourth proportional to 25,404.56, 38,106.85 and 10,605.41 is: 15,908.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,404.56 : 38,106.85 = 10,605.41 : x
  2. Step 2: Convert to fraction form
    25,404.56/38,106.85 = 10,605.41/x
  3. Step 3: Cross multiply
    25,404.56x = 38,106.85 × 10,605.41
  4. Step 4: Simplify right side
    25,404.56x = 404,138,768.06
  5. Step 5: Solve for x
    x = 404,138,768.06/25,404.56
  6. Step 6: Final answer
    x = 15,908.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.