Home / 25,825.04-35,644.32-16,391.84

Finding the Fourth Proportional to 25,825.04, 35,644.32 and 16,391.84

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Solution

The fourth proportional to 25,825.04, 35,644.32 and 16,391.84 is: 22,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,825.04 : 35,644.32 = 16,391.84 : x
  2. Step 2: Convert to fraction form
    25,825.04/35,644.32 = 16,391.84/x
  3. Step 3: Cross multiply
    25,825.04x = 35,644.32 × 16,391.84
  4. Step 4: Simplify right side
    25,825.04x = 584,275,990.35
  5. Step 5: Solve for x
    x = 584,275,990.35/25,825.04
  6. Step 6: Final answer
    x = 22,624.40

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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.