Home / 31,325.43-46,987.25-11,603.55

Finding the Fourth Proportional to 31,325.43, 46,987.25 and 11,603.55

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Solution

The fourth proportional to 31,325.43, 46,987.25 and 11,603.55 is: 17,404.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,325.43 : 46,987.25 = 11,603.55 : x
  2. Step 2: Convert to fraction form
    31,325.43/46,987.25 = 11,603.55/x
  3. Step 3: Cross multiply
    31,325.43x = 46,987.25 × 11,603.55
  4. Step 4: Simplify right side
    31,325.43x = 545,218,846.72
  5. Step 5: Solve for x
    x = 545,218,846.72/31,325.43
  6. Step 6: Final answer
    x = 17,404.99

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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.