Home / 19,995.86-27,597.82-11,497.31

Finding the Fourth Proportional to 19,995.86, 27,597.82 and 11,497.31

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Solution

The fourth proportional to 19,995.86, 27,597.82 and 11,497.31 is: 15,868.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.86 : 27,597.82 = 11,497.31 : x
  2. Step 2: Convert to fraction form
    19,995.86/27,597.82 = 11,497.31/x
  3. Step 3: Cross multiply
    19,995.86x = 27,597.82 × 11,497.31
  4. Step 4: Simplify right side
    19,995.86x = 317,300,525.13
  5. Step 5: Solve for x
    x = 317,300,525.13/19,995.86
  6. Step 6: Final answer
    x = 15,868.31

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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.