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Finding the Fourth Proportional to 34,858.57, 48,100.91 and 19,747.99

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Solution

The fourth proportional to 34,858.57, 48,100.91 and 19,747.99 is: 27,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.57 : 48,100.91 = 19,747.99 : x
  2. Step 2: Convert to fraction form
    34,858.57/48,100.91 = 19,747.99/x
  3. Step 3: Cross multiply
    34,858.57x = 48,100.91 × 19,747.99
  4. Step 4: Simplify right side
    34,858.57x = 949,896,289.67
  5. Step 5: Solve for x
    x = 949,896,289.67/34,858.57
  6. Step 6: Final answer
    x = 27,250.01

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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.