Home / 12,927.36-19,393.92-5,532.16

Finding the Fourth Proportional to 12,927.36, 19,393.92 and 5,532.16

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Solution

The fourth proportional to 12,927.36, 19,393.92 and 5,532.16 is: 8,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.36 : 19,393.92 = 5,532.16 : x
  2. Step 2: Convert to fraction form
    12,927.36/19,393.92 = 5,532.16/x
  3. Step 3: Cross multiply
    12,927.36x = 19,393.92 × 5,532.16
  4. Step 4: Simplify right side
    12,927.36x = 107,290,268.47
  5. Step 5: Solve for x
    x = 107,290,268.47/12,927.36
  6. Step 6: Final answer
    x = 8,299.47

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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.