Home / 34,739.66-47,940.76-18,824.10

Finding the Fourth Proportional to 34,739.66, 47,940.76 and 18,824.10

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Solution

The fourth proportional to 34,739.66, 47,940.76 and 18,824.10 is: 25,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,739.66 : 47,940.76 = 18,824.10 : x
  2. Step 2: Convert to fraction form
    34,739.66/47,940.76 = 18,824.10/x
  3. Step 3: Cross multiply
    34,739.66x = 47,940.76 × 18,824.10
  4. Step 4: Simplify right side
    34,739.66x = 902,441,660.32
  5. Step 5: Solve for x
    x = 902,441,660.32/34,739.66
  6. Step 6: Final answer
    x = 25,977.27

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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.