Home / 19,169.49-26,447.79-10,784.37

Finding the Fourth Proportional to 19,169.49, 26,447.79 and 10,784.37

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Solution

The fourth proportional to 19,169.49, 26,447.79 and 10,784.37 is: 14,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.49 : 26,447.79 = 10,784.37 : x
  2. Step 2: Convert to fraction form
    19,169.49/26,447.79 = 10,784.37/x
  3. Step 3: Cross multiply
    19,169.49x = 26,447.79 × 10,784.37
  4. Step 4: Simplify right side
    19,169.49x = 285,222,753.04
  5. Step 5: Solve for x
    x = 285,222,753.04/19,169.49
  6. Step 6: Final answer
    x = 14,879.00

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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.