Home / 19,777.49-27,292.96-10,825.56

Finding the Fourth Proportional to 19,777.49, 27,292.96 and 10,825.56

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Solution

The fourth proportional to 19,777.49, 27,292.96 and 10,825.56 is: 14,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.49 : 27,292.96 = 10,825.56 : x
  2. Step 2: Convert to fraction form
    19,777.49/27,292.96 = 10,825.56/x
  3. Step 3: Cross multiply
    19,777.49x = 27,292.96 × 10,825.56
  4. Step 4: Simplify right side
    19,777.49x = 295,461,470.48
  5. Step 5: Solve for x
    x = 295,461,470.48/19,777.49
  6. Step 6: Final answer
    x = 14,939.28

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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.