Home / 19,261.94-28,894.84-5,222.20

Finding the Fourth Proportional to 19,261.94, 28,894.84 and 5,222.20

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Solution

The fourth proportional to 19,261.94, 28,894.84 and 5,222.20 is: 7,833.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.94 : 28,894.84 = 5,222.20 : x
  2. Step 2: Convert to fraction form
    19,261.94/28,894.84 = 5,222.20/x
  3. Step 3: Cross multiply
    19,261.94x = 28,894.84 × 5,222.20
  4. Step 4: Simplify right side
    19,261.94x = 150,894,548.16
  5. Step 5: Solve for x
    x = 150,894,548.16/19,261.94
  6. Step 6: Final answer
    x = 7,833.82

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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.