Home / 18,941.44-26,140.08-10,558

Finding the Fourth Proportional to 18,941.44, 26,140.08 and 10,558

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Solution

The fourth proportional to 18,941.44, 26,140.08 and 10,558 is: 14,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941.44 : 26,140.08 = 10,558 : x
  2. Step 2: Convert to fraction form
    18,941.44/26,140.08 = 10,558/x
  3. Step 3: Cross multiply
    18,941.44x = 26,140.08 × 10,558
  4. Step 4: Simplify right side
    18,941.44x = 275,986,964.64
  5. Step 5: Solve for x
    x = 275,986,964.64/18,941.44
  6. Step 6: Final answer
    x = 14,570.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.