Home / 34,915.88-48,183.92-19,000.40

Finding the Fourth Proportional to 34,915.88, 48,183.92 and 19,000.40

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Solution

The fourth proportional to 34,915.88, 48,183.92 and 19,000.40 is: 26,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,915.88 : 48,183.92 = 19,000.40 : x
  2. Step 2: Convert to fraction form
    34,915.88/48,183.92 = 19,000.40/x
  3. Step 3: Cross multiply
    34,915.88x = 48,183.92 × 19,000.40
  4. Step 4: Simplify right side
    34,915.88x = 915,513,753.57
  5. Step 5: Solve for x
    x = 915,513,753.57/34,915.88
  6. Step 6: Final answer
    x = 26,220.56

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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.