Home / 27,038.72-40,558.56-11,453.44

Finding the Fourth Proportional to 27,038.72, 40,558.56 and 11,453.44

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Solution

The fourth proportional to 27,038.72, 40,558.56 and 11,453.44 is: 17,180.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.72 : 40,558.56 = 11,453.44 : x
  2. Step 2: Convert to fraction form
    27,038.72/40,558.56 = 11,453.44/x
  3. Step 3: Cross multiply
    27,038.72x = 40,558.56 × 11,453.44
  4. Step 4: Simplify right side
    27,038.72x = 464,535,033.45
  5. Step 5: Solve for x
    x = 464,535,033.45/27,038.72
  6. Step 6: Final answer
    x = 17,180.36

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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.