Home / 37,911.86-52,319.49-21,144.50

Finding the Fourth Proportional to 37,911.86, 52,319.49 and 21,144.50

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Solution

The fourth proportional to 37,911.86, 52,319.49 and 21,144.50 is: 29,180.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,911.86 : 52,319.49 = 21,144.50 : x
  2. Step 2: Convert to fraction form
    37,911.86/52,319.49 = 21,144.50/x
  3. Step 3: Cross multiply
    37,911.86x = 52,319.49 × 21,144.50
  4. Step 4: Simplify right side
    37,911.86x = 1,106,269,456.31
  5. Step 5: Solve for x
    x = 1,106,269,456.31/37,911.86
  6. Step 6: Final answer
    x = 29,180.04

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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.