Home / 34,720.94-47,917.84-19,616.37

Finding the Fourth Proportional to 34,720.94, 47,917.84 and 19,616.37

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Solution

The fourth proportional to 34,720.94, 47,917.84 and 19,616.37 is: 27,072.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.94 : 47,917.84 = 19,616.37 : x
  2. Step 2: Convert to fraction form
    34,720.94/47,917.84 = 19,616.37/x
  3. Step 3: Cross multiply
    34,720.94x = 47,917.84 × 19,616.37
  4. Step 4: Simplify right side
    34,720.94x = 939,974,079.04
  5. Step 5: Solve for x
    x = 939,974,079.04/34,720.94
  6. Step 6: Final answer
    x = 27,072.25

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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.