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Finding the Fourth Proportional to 38,673, 53,277.66 and 36,347.94

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Solution

The fourth proportional to 38,673, 53,277.66 and 36,347.94 is: 50,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,673 : 53,277.66 = 36,347.94 : x
  2. Step 2: Convert to fraction form
    38,673/53,277.66 = 36,347.94/x
  3. Step 3: Cross multiply
    38,673x = 53,277.66 × 36,347.94
  4. Step 4: Simplify right side
    38,673x = 1,936,533,189.02
  5. Step 5: Solve for x
    x = 1,936,533,189.02/38,673
  6. Step 6: Final answer
    x = 50,074.55

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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.