Home / 36,429.90-50,273.10-20,297.40

Finding the Fourth Proportional to 36,429.90, 50,273.10 and 20,297.40

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Solution

The fourth proportional to 36,429.90, 50,273.10 and 20,297.40 is: 28,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429.90 : 50,273.10 = 20,297.40 : x
  2. Step 2: Convert to fraction form
    36,429.90/50,273.10 = 20,297.40/x
  3. Step 3: Cross multiply
    36,429.90x = 50,273.10 × 20,297.40
  4. Step 4: Simplify right side
    36,429.90x = 1,020,413,219.94
  5. Step 5: Solve for x
    x = 1,020,413,219.94/36,429.90
  6. Step 6: Final answer
    x = 28,010.32

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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.