Home / 30,125.15-41,578.59-19,216.26

Finding the Fourth Proportional to 30,125.15, 41,578.59 and 19,216.26

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Solution

The fourth proportional to 30,125.15, 41,578.59 and 19,216.26 is: 26,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.15 : 41,578.59 = 19,216.26 : x
  2. Step 2: Convert to fraction form
    30,125.15/41,578.59 = 19,216.26/x
  3. Step 3: Cross multiply
    30,125.15x = 41,578.59 × 19,216.26
  4. Step 4: Simplify right side
    30,125.15x = 798,984,995.87
  5. Step 5: Solve for x
    x = 798,984,995.87/30,125.15
  6. Step 6: Final answer
    x = 26,522.20

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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.