Home / 28,444.77-42,665.56-8,723.27

Finding the Fourth Proportional to 28,444.77, 42,665.56 and 8,723.27

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Solution

The fourth proportional to 28,444.77, 42,665.56 and 8,723.27 is: 13,084.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.77 : 42,665.56 = 8,723.27 : x
  2. Step 2: Convert to fraction form
    28,444.77/42,665.56 = 8,723.27/x
  3. Step 3: Cross multiply
    28,444.77x = 42,665.56 × 8,723.27
  4. Step 4: Simplify right side
    28,444.77x = 372,183,284.44
  5. Step 5: Solve for x
    x = 372,183,284.44/28,444.77
  6. Step 6: Final answer
    x = 13,084.42

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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.