Home / 38,850.55-58,167.32-21,017.44

Finding the Fourth Proportional to 38,850.55, 58,167.32 and 21,017.44

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Solution

The fourth proportional to 38,850.55, 58,167.32 and 21,017.44 is: 31,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,850.55 : 58,167.32 = 21,017.44 : x
  2. Step 2: Convert to fraction form
    38,850.55/58,167.32 = 21,017.44/x
  3. Step 3: Cross multiply
    38,850.55x = 58,167.32 × 21,017.44
  4. Step 4: Simplify right side
    38,850.55x = 1,222,528,204.50
  5. Step 5: Solve for x
    x = 1,222,528,204.50/38,850.55
  6. Step 6: Final answer
    x = 31,467.46

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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.