Home / 52,305.98-72,181.40-28,433.25

Finding the Fourth Proportional to 52,305.98, 72,181.40 and 28,433.25

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Solution

The fourth proportional to 52,305.98, 72,181.40 and 28,433.25 is: 39,237.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,305.98 : 72,181.40 = 28,433.25 : x
  2. Step 2: Convert to fraction form
    52,305.98/72,181.40 = 28,433.25/x
  3. Step 3: Cross multiply
    52,305.98x = 72,181.40 × 28,433.25
  4. Step 4: Simplify right side
    52,305.98x = 2,052,351,649.38
  5. Step 5: Solve for x
    x = 2,052,351,649.38/52,305.98
  6. Step 6: Final answer
    x = 39,237.42

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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.