Home / 53,322.36-79,975.32-17,784.30

Finding the Fourth Proportional to 53,322.36, 79,975.32 and 17,784.30

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Solution

The fourth proportional to 53,322.36, 79,975.32 and 17,784.30 is: 26,673.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,322.36 : 79,975.32 = 17,784.30 : x
  2. Step 2: Convert to fraction form
    53,322.36/79,975.32 = 17,784.30/x
  3. Step 3: Cross multiply
    53,322.36x = 79,975.32 × 17,784.30
  4. Step 4: Simplify right side
    53,322.36x = 1,422,305,083.48
  5. Step 5: Solve for x
    x = 1,422,305,083.48/53,322.36
  6. Step 6: Final answer
    x = 26,673.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.