Home / 12,772.26-19,141.52-9,799.33

Finding the Fourth Proportional to 12,772.26, 19,141.52 and 9,799.33

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Solution

The fourth proportional to 12,772.26, 19,141.52 and 9,799.33 is: 14,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,772.26 : 19,141.52 = 9,799.33 : x
  2. Step 2: Convert to fraction form
    12,772.26/19,141.52 = 9,799.33/x
  3. Step 3: Cross multiply
    12,772.26x = 19,141.52 × 9,799.33
  4. Step 4: Simplify right side
    12,772.26x = 187,574,010.22
  5. Step 5: Solve for x
    x = 187,574,010.22/12,772.26
  6. Step 6: Final answer
    x = 14,686.05

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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.