Home / 17,308.97-23,889.48-16,520.13

Finding the Fourth Proportional to 17,308.97, 23,889.48 and 16,520.13

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Solution

The fourth proportional to 17,308.97, 23,889.48 and 16,520.13 is: 22,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,308.97 : 23,889.48 = 16,520.13 : x
  2. Step 2: Convert to fraction form
    17,308.97/23,889.48 = 16,520.13/x
  3. Step 3: Cross multiply
    17,308.97x = 23,889.48 × 16,520.13
  4. Step 4: Simplify right side
    17,308.97x = 394,657,279.02
  5. Step 5: Solve for x
    x = 394,657,279.02/17,308.97
  6. Step 6: Final answer
    x = 22,800.74

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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.