Home / 19,833.25-27,368.13-11,333.68

Finding the Fourth Proportional to 19,833.25, 27,368.13 and 11,333.68

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Solution

The fourth proportional to 19,833.25, 27,368.13 and 11,333.68 is: 15,639.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.25 : 27,368.13 = 11,333.68 : x
  2. Step 2: Convert to fraction form
    19,833.25/27,368.13 = 11,333.68/x
  3. Step 3: Cross multiply
    19,833.25x = 27,368.13 × 11,333.68
  4. Step 4: Simplify right side
    19,833.25x = 310,181,627.62
  5. Step 5: Solve for x
    x = 310,181,627.62/19,833.25
  6. Step 6: Final answer
    x = 15,639.48

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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.