Home / 19,771.94-29,658.75-5,921.06

Finding the Fourth Proportional to 19,771.94, 29,658.75 and 5,921.06

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Solution

The fourth proportional to 19,771.94, 29,658.75 and 5,921.06 is: 8,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771.94 : 29,658.75 = 5,921.06 : x
  2. Step 2: Convert to fraction form
    19,771.94/29,658.75 = 5,921.06/x
  3. Step 3: Cross multiply
    19,771.94x = 29,658.75 × 5,921.06
  4. Step 4: Simplify right side
    19,771.94x = 175,611,238.28
  5. Step 5: Solve for x
    x = 175,611,238.28/19,771.94
  6. Step 6: Final answer
    x = 8,881.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.