Home / 53,058.78-79,589.39-17,508.69

Finding the Fourth Proportional to 53,058.78, 79,589.39 and 17,508.69

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Solution

The fourth proportional to 53,058.78, 79,589.39 and 17,508.69 is: 26,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,058.78 : 79,589.39 = 17,508.69 : x
  2. Step 2: Convert to fraction form
    53,058.78/79,589.39 = 17,508.69/x
  3. Step 3: Cross multiply
    53,058.78x = 79,589.39 × 17,508.69
  4. Step 4: Simplify right side
    53,058.78x = 1,393,505,869.26
  5. Step 5: Solve for x
    x = 1,393,505,869.26/53,058.78
  6. Step 6: Final answer
    x = 26,263.44

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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.