Home / 50,735.90-76,107.18-13,296.89

Finding the Fourth Proportional to 50,735.90, 76,107.18 and 13,296.89

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Solution

The fourth proportional to 50,735.90, 76,107.18 and 13,296.89 is: 19,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,735.90 : 76,107.18 = 13,296.89 : x
  2. Step 2: Convert to fraction form
    50,735.90/76,107.18 = 13,296.89/x
  3. Step 3: Cross multiply
    50,735.90x = 76,107.18 × 13,296.89
  4. Step 4: Simplify right side
    50,735.90x = 1,011,988,800.67
  5. Step 5: Solve for x
    x = 1,011,988,800.67/50,735.90
  6. Step 6: Final answer
    x = 19,946.21

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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.