Home / 28,208.16-42,313.41-23,268.60

Finding the Fourth Proportional to 28,208.16, 42,313.41 and 23,268.60

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Solution

The fourth proportional to 28,208.16, 42,313.41 and 23,268.60 is: 34,903.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,208.16 : 42,313.41 = 23,268.60 : x
  2. Step 2: Convert to fraction form
    28,208.16/42,313.41 = 23,268.60/x
  3. Step 3: Cross multiply
    28,208.16x = 42,313.41 × 23,268.60
  4. Step 4: Simplify right side
    28,208.16x = 984,573,811.93
  5. Step 5: Solve for x
    x = 984,573,811.93/28,208.16
  6. Step 6: Final answer
    x = 34,903.87

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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.