Home / 28,563.44-42,770.64-22,986.32

Finding the Fourth Proportional to 28,563.44, 42,770.64 and 22,986.32

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Solution

The fourth proportional to 28,563.44, 42,770.64 and 22,986.32 is: 34,419.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,563.44 : 42,770.64 = 22,986.32 : x
  2. Step 2: Convert to fraction form
    28,563.44/42,770.64 = 22,986.32/x
  3. Step 3: Cross multiply
    28,563.44x = 42,770.64 × 22,986.32
  4. Step 4: Simplify right side
    28,563.44x = 983,139,617.64
  5. Step 5: Solve for x
    x = 983,139,617.64/28,563.44
  6. Step 6: Final answer
    x = 34,419.51

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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.