Home / 16,915.42-25,373.94-4,435.75

Finding the Fourth Proportional to 16,915.42, 25,373.94 and 4,435.75

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Solution

The fourth proportional to 16,915.42, 25,373.94 and 4,435.75 is: 6,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.42 : 25,373.94 = 4,435.75 : x
  2. Step 2: Convert to fraction form
    16,915.42/25,373.94 = 4,435.75/x
  3. Step 3: Cross multiply
    16,915.42x = 25,373.94 × 4,435.75
  4. Step 4: Simplify right side
    16,915.42x = 112,552,454.36
  5. Step 5: Solve for x
    x = 112,552,454.36/16,915.42
  6. Step 6: Final answer
    x = 6,653.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.