Home / 25,725.90-35,491.22-16,770.12

Finding the Fourth Proportional to 25,725.90, 35,491.22 and 16,770.12

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Solution

The fourth proportional to 25,725.90, 35,491.22 and 16,770.12 is: 23,135.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,725.90 : 35,491.22 = 16,770.12 : x
  2. Step 2: Convert to fraction form
    25,725.90/35,491.22 = 16,770.12/x
  3. Step 3: Cross multiply
    25,725.90x = 35,491.22 × 16,770.12
  4. Step 4: Simplify right side
    25,725.90x = 595,192,018.35
  5. Step 5: Solve for x
    x = 595,192,018.35/25,725.90
  6. Step 6: Final answer
    x = 23,135.91

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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.