Home / 19,116.78-26,383.62-10,733.28

Finding the Fourth Proportional to 19,116.78, 26,383.62 and 10,733.28

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Solution

The fourth proportional to 19,116.78, 26,383.62 and 10,733.28 is: 14,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.78 : 26,383.62 = 10,733.28 : x
  2. Step 2: Convert to fraction form
    19,116.78/26,383.62 = 10,733.28/x
  3. Step 3: Cross multiply
    19,116.78x = 26,383.62 × 10,733.28
  4. Step 4: Simplify right side
    19,116.78x = 283,182,780.87
  5. Step 5: Solve for x
    x = 283,182,780.87/19,116.78
  6. Step 6: Final answer
    x = 14,813.31

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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.