Home / 36,440.76-50,285.40-21,331.26

Finding the Fourth Proportional to 36,440.76, 50,285.40 and 21,331.26

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Solution

The fourth proportional to 36,440.76, 50,285.40 and 21,331.26 is: 29,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,440.76 : 50,285.40 = 21,331.26 : x
  2. Step 2: Convert to fraction form
    36,440.76/50,285.40 = 21,331.26/x
  3. Step 3: Cross multiply
    36,440.76x = 50,285.40 × 21,331.26
  4. Step 4: Simplify right side
    36,440.76x = 1,072,650,941.60
  5. Step 5: Solve for x
    x = 1,072,650,941.60/36,440.76
  6. Step 6: Final answer
    x = 29,435.47

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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.