Home / 53,003.51-79,513.13-17,458.26

Finding the Fourth Proportional to 53,003.51, 79,513.13 and 17,458.26

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Solution

The fourth proportional to 53,003.51, 79,513.13 and 17,458.26 is: 26,189.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,003.51 : 79,513.13 = 17,458.26 : x
  2. Step 2: Convert to fraction form
    53,003.51/79,513.13 = 17,458.26/x
  3. Step 3: Cross multiply
    53,003.51x = 79,513.13 × 17,458.26
  4. Step 4: Simplify right side
    53,003.51x = 1,388,160,940.60
  5. Step 5: Solve for x
    x = 1,388,160,940.60/53,003.51
  6. Step 6: Final answer
    x = 26,189.98

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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.