Home / 27,813.81-41,518.41-25,758.03

Finding the Fourth Proportional to 27,813.81, 41,518.41 and 25,758.03

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Solution

The fourth proportional to 27,813.81, 41,518.41 and 25,758.03 is: 38,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,813.81 : 41,518.41 = 25,758.03 : x
  2. Step 2: Convert to fraction form
    27,813.81/41,518.41 = 25,758.03/x
  3. Step 3: Cross multiply
    27,813.81x = 41,518.41 × 25,758.03
  4. Step 4: Simplify right side
    27,813.81x = 1,069,432,509.43
  5. Step 5: Solve for x
    x = 1,069,432,509.43/27,813.81
  6. Step 6: Final answer
    x = 38,449.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.