Home / 34,266.94-47,302.92-20,842.48

Finding the Fourth Proportional to 34,266.94, 47,302.92 and 20,842.48

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Solution

The fourth proportional to 34,266.94, 47,302.92 and 20,842.48 is: 28,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,266.94 : 47,302.92 = 20,842.48 : x
  2. Step 2: Convert to fraction form
    34,266.94/47,302.92 = 20,842.48/x
  3. Step 3: Cross multiply
    34,266.94x = 47,302.92 × 20,842.48
  4. Step 4: Simplify right side
    34,266.94x = 985,910,164.04
  5. Step 5: Solve for x
    x = 985,910,164.04/34,266.94
  6. Step 6: Final answer
    x = 28,771.47

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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.