Home / 19,797.36-27,320.78-10,845.24

Finding the Fourth Proportional to 19,797.36, 27,320.78 and 10,845.24

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Solution

The fourth proportional to 19,797.36, 27,320.78 and 10,845.24 is: 14,966.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.36 : 27,320.78 = 10,845.24 : x
  2. Step 2: Convert to fraction form
    19,797.36/27,320.78 = 10,845.24/x
  3. Step 3: Cross multiply
    19,797.36x = 27,320.78 × 10,845.24
  4. Step 4: Simplify right side
    19,797.36x = 296,300,361.86
  5. Step 5: Solve for x
    x = 296,300,361.86/19,797.36
  6. Step 6: Final answer
    x = 14,966.66

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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.