Home / 34,759.20-47,967.60-18,843.60

Finding the Fourth Proportional to 34,759.20, 47,967.60 and 18,843.60

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Solution

The fourth proportional to 34,759.20, 47,967.60 and 18,843.60 is: 26,004.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,759.20 : 47,967.60 = 18,843.60 : x
  2. Step 2: Convert to fraction form
    34,759.20/47,967.60 = 18,843.60/x
  3. Step 3: Cross multiply
    34,759.20x = 47,967.60 × 18,843.60
  4. Step 4: Simplify right side
    34,759.20x = 903,882,267.36
  5. Step 5: Solve for x
    x = 903,882,267.36/34,759.20
  6. Step 6: Final answer
    x = 26,004.12

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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.