Home / 17,020.88-23,335.54-16,709.84

Finding the Fourth Proportional to 17,020.88, 23,335.54 and 16,709.84

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Solution

The fourth proportional to 17,020.88, 23,335.54 and 16,709.84 is: 22,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.88 : 23,335.54 = 16,709.84 : x
  2. Step 2: Convert to fraction form
    17,020.88/23,335.54 = 16,709.84/x
  3. Step 3: Cross multiply
    17,020.88x = 23,335.54 × 16,709.84
  4. Step 4: Simplify right side
    17,020.88x = 389,933,139.71
  5. Step 5: Solve for x
    x = 389,933,139.71/17,020.88
  6. Step 6: Final answer
    x = 22,909.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.