Home / 23,179.28-34,771.63-7,378.77

Finding the Fourth Proportional to 23,179.28, 34,771.63 and 7,378.77

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Solution

The fourth proportional to 23,179.28, 34,771.63 and 7,378.77 is: 11,069.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,179.28 : 34,771.63 = 7,378.77 : x
  2. Step 2: Convert to fraction form
    23,179.28/34,771.63 = 7,378.77/x
  3. Step 3: Cross multiply
    23,179.28x = 34,771.63 × 7,378.77
  4. Step 4: Simplify right side
    23,179.28x = 256,571,888.28
  5. Step 5: Solve for x
    x = 256,571,888.28/23,179.28
  6. Step 6: Final answer
    x = 11,069.02

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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.