Home / 28,018.19-42,026.06-6,957.73

Finding the Fourth Proportional to 28,018.19, 42,026.06 and 6,957.73

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Solution

The fourth proportional to 28,018.19, 42,026.06 and 6,957.73 is: 10,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018.19 : 42,026.06 = 6,957.73 : x
  2. Step 2: Convert to fraction form
    28,018.19/42,026.06 = 6,957.73/x
  3. Step 3: Cross multiply
    28,018.19x = 42,026.06 × 6,957.73
  4. Step 4: Simplify right side
    28,018.19x = 292,405,978.44
  5. Step 5: Solve for x
    x = 292,405,978.44/28,018.19
  6. Step 6: Final answer
    x = 10,436.29

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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.