Home / 19,544.52-26,971.74-11,161.02

Finding the Fourth Proportional to 19,544.52, 26,971.74 and 11,161.02

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Solution

The fourth proportional to 19,544.52, 26,971.74 and 11,161.02 is: 15,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544.52 : 26,971.74 = 11,161.02 : x
  2. Step 2: Convert to fraction form
    19,544.52/26,971.74 = 11,161.02/x
  3. Step 3: Cross multiply
    19,544.52x = 26,971.74 × 11,161.02
  4. Step 4: Simplify right side
    19,544.52x = 301,032,129.57
  5. Step 5: Solve for x
    x = 301,032,129.57/19,544.52
  6. Step 6: Final answer
    x = 15,402.38

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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.