Home / 23,782.20-32,820.62-13,712.28

Finding the Fourth Proportional to 23,782.20, 32,820.62 and 13,712.28

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Solution

The fourth proportional to 23,782.20, 32,820.62 and 13,712.28 is: 18,923.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,782.20 : 32,820.62 = 13,712.28 : x
  2. Step 2: Convert to fraction form
    23,782.20/32,820.62 = 13,712.28/x
  3. Step 3: Cross multiply
    23,782.20x = 32,820.62 × 13,712.28
  4. Step 4: Simplify right side
    23,782.20x = 450,045,531.21
  5. Step 5: Solve for x
    x = 450,045,531.21/23,782.20
  6. Step 6: Final answer
    x = 18,923.63

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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.