Home / 28,563.94-42,771.39-22,986.82

Finding the Fourth Proportional to 28,563.94, 42,771.39 and 22,986.82

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Solution

The fourth proportional to 28,563.94, 42,771.39 and 22,986.82 is: 34,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,563.94 : 42,771.39 = 22,986.82 : x
  2. Step 2: Convert to fraction form
    28,563.94/42,771.39 = 22,986.82/x
  3. Step 3: Cross multiply
    28,563.94x = 42,771.39 × 22,986.82
  4. Step 4: Simplify right side
    28,563.94x = 983,178,243.08
  5. Step 5: Solve for x
    x = 983,178,243.08/28,563.94
  6. Step 6: Final answer
    x = 34,420.26

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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.