Home / 34,619.94-47,775.48-18,704.39

Finding the Fourth Proportional to 34,619.94, 47,775.48 and 18,704.39

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Solution

The fourth proportional to 34,619.94, 47,775.48 and 18,704.39 is: 25,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,619.94 : 47,775.48 = 18,704.39 : x
  2. Step 2: Convert to fraction form
    34,619.94/47,775.48 = 18,704.39/x
  3. Step 3: Cross multiply
    34,619.94x = 47,775.48 × 18,704.39
  4. Step 4: Simplify right side
    34,619.94x = 893,610,971.48
  5. Step 5: Solve for x
    x = 893,610,971.48/34,619.94
  6. Step 6: Final answer
    x = 25,812.03

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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.