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Finding the Fourth Proportional to 33,955.00, 46,849.39 and 20,347.40

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Solution

The fourth proportional to 33,955.00, 46,849.39 and 20,347.40 is: 28,074.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,955.00 : 46,849.39 = 20,347.40 : x
  2. Step 2: Convert to fraction form
    33,955.00/46,849.39 = 20,347.40/x
  3. Step 3: Cross multiply
    33,955.00x = 46,849.39 × 20,347.40
  4. Step 4: Simplify right side
    33,955.00x = 953,263,344.34
  5. Step 5: Solve for x
    x = 953,263,344.34/33,955.00
  6. Step 6: Final answer
    x = 28,074.32

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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.