Home / 28,201.44-42,323.40-19,295.46

Finding the Fourth Proportional to 28,201.44, 42,323.40 and 19,295.46

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Solution

The fourth proportional to 28,201.44, 42,323.40 and 19,295.46 is: 28,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,201.44 : 42,323.40 = 19,295.46 : x
  2. Step 2: Convert to fraction form
    28,201.44/42,323.40 = 19,295.46/x
  3. Step 3: Cross multiply
    28,201.44x = 42,323.40 × 19,295.46
  4. Step 4: Simplify right side
    28,201.44x = 816,649,471.76
  5. Step 5: Solve for x
    x = 816,649,471.76/28,201.44
  6. Step 6: Final answer
    x = 28,957.72

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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.