Home / 33,323.16-49,987.66-13,603.08

Finding the Fourth Proportional to 33,323.16, 49,987.66 and 13,603.08

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Solution

The fourth proportional to 33,323.16, 49,987.66 and 13,603.08 is: 20,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,323.16 : 49,987.66 = 13,603.08 : x
  2. Step 2: Convert to fraction form
    33,323.16/49,987.66 = 13,603.08/x
  3. Step 3: Cross multiply
    33,323.16x = 49,987.66 × 13,603.08
  4. Step 4: Simplify right side
    33,323.16x = 679,986,137.99
  5. Step 5: Solve for x
    x = 679,986,137.99/33,323.16
  6. Step 6: Final answer
    x = 20,405.81

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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.