Home / 38,364.44-52,939.54-21,367.40

Finding the Fourth Proportional to 38,364.44, 52,939.54 and 21,367.40

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Solution

The fourth proportional to 38,364.44, 52,939.54 and 21,367.40 is: 29,485.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,364.44 : 52,939.54 = 21,367.40 : x
  2. Step 2: Convert to fraction form
    38,364.44/52,939.54 = 21,367.40/x
  3. Step 3: Cross multiply
    38,364.44x = 52,939.54 × 21,367.40
  4. Step 4: Simplify right side
    38,364.44x = 1,131,180,327.00
  5. Step 5: Solve for x
    x = 1,131,180,327.00/38,364.44
  6. Step 6: Final answer
    x = 29,485.13

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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.