Home / 35,766.03-49,352.09-21,422.51

Finding the Fourth Proportional to 35,766.03, 49,352.09 and 21,422.51

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Solution

The fourth proportional to 35,766.03, 49,352.09 and 21,422.51 is: 29,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,766.03 : 49,352.09 = 21,422.51 : x
  2. Step 2: Convert to fraction form
    35,766.03/49,352.09 = 21,422.51/x
  3. Step 3: Cross multiply
    35,766.03x = 49,352.09 × 21,422.51
  4. Step 4: Simplify right side
    35,766.03x = 1,057,245,287.67
  5. Step 5: Solve for x
    x = 1,057,245,287.67/35,766.03
  6. Step 6: Final answer
    x = 29,560.04

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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.