Home / 15,446.25-23,164.81-4,915.85

Finding the Fourth Proportional to 15,446.25, 23,164.81 and 4,915.85

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Solution

The fourth proportional to 15,446.25, 23,164.81 and 4,915.85 is: 7,372.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.25 : 23,164.81 = 4,915.85 : x
  2. Step 2: Convert to fraction form
    15,446.25/23,164.81 = 4,915.85/x
  3. Step 3: Cross multiply
    15,446.25x = 23,164.81 × 4,915.85
  4. Step 4: Simplify right side
    15,446.25x = 113,874,603.12
  5. Step 5: Solve for x
    x = 113,874,603.12/15,446.25
  6. Step 6: Final answer
    x = 7,372.31

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1.5x scale

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.