Home / 34,735.01-47,934.41-18,819.45

Finding the Fourth Proportional to 34,735.01, 47,934.41 and 18,819.45

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Solution

The fourth proportional to 34,735.01, 47,934.41 and 18,819.45 is: 25,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,735.01 : 47,934.41 = 18,819.45 : x
  2. Step 2: Convert to fraction form
    34,735.01/47,934.41 = 18,819.45/x
  3. Step 3: Cross multiply
    34,735.01x = 47,934.41 × 18,819.45
  4. Step 4: Simplify right side
    34,735.01x = 902,099,138.18
  5. Step 5: Solve for x
    x = 902,099,138.18/34,735.01
  6. Step 6: Final answer
    x = 25,970.89

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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.