Home / 36,442.98-50,290.74-20,530.26

Finding the Fourth Proportional to 36,442.98, 50,290.74 and 20,530.26

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Solution

The fourth proportional to 36,442.98, 50,290.74 and 20,530.26 is: 28,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,442.98 : 50,290.74 = 20,530.26 : x
  2. Step 2: Convert to fraction form
    36,442.98/50,290.74 = 20,530.26/x
  3. Step 3: Cross multiply
    36,442.98x = 50,290.74 × 20,530.26
  4. Step 4: Simplify right side
    36,442.98x = 1,032,481,967.79
  5. Step 5: Solve for x
    x = 1,032,481,967.79/36,442.98
  6. Step 6: Final answer
    x = 28,331.44

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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.