Home / 29,360.07-40,519.62-16,782.39

Finding the Fourth Proportional to 29,360.07, 40,519.62 and 16,782.39

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Solution

The fourth proportional to 29,360.07, 40,519.62 and 16,782.39 is: 23,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,360.07 : 40,519.62 = 16,782.39 : x
  2. Step 2: Convert to fraction form
    29,360.07/40,519.62 = 16,782.39/x
  3. Step 3: Cross multiply
    29,360.07x = 40,519.62 × 16,782.39
  4. Step 4: Simplify right side
    29,360.07x = 680,016,065.49
  5. Step 5: Solve for x
    x = 680,016,065.49/29,360.07
  6. Step 6: Final answer
    x = 23,161.25

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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.