Home / 14,048.89-19,391.54-9,272.32

Finding the Fourth Proportional to 14,048.89, 19,391.54 and 9,272.32

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Solution

The fourth proportional to 14,048.89, 19,391.54 and 9,272.32 is: 12,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.89 : 19,391.54 = 9,272.32 : x
  2. Step 2: Convert to fraction form
    14,048.89/19,391.54 = 9,272.32/x
  3. Step 3: Cross multiply
    14,048.89x = 19,391.54 × 9,272.32
  4. Step 4: Simplify right side
    14,048.89x = 179,804,469.33
  5. Step 5: Solve for x
    x = 179,804,469.33/14,048.89
  6. Step 6: Final answer
    x = 12,798.48

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1.5x scale

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.