Home / 28,772.07-43,100.67-22,858.95

Finding the Fourth Proportional to 28,772.07, 43,100.67 and 22,858.95

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Solution

The fourth proportional to 28,772.07, 43,100.67 and 22,858.95 is: 34,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772.07 : 43,100.67 = 22,858.95 : x
  2. Step 2: Convert to fraction form
    28,772.07/43,100.67 = 22,858.95/x
  3. Step 3: Cross multiply
    28,772.07x = 43,100.67 × 22,858.95
  4. Step 4: Simplify right side
    28,772.07x = 985,236,060.50
  5. Step 5: Solve for x
    x = 985,236,060.50/28,772.07
  6. Step 6: Final answer
    x = 34,242.79

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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.