Home / 34,267.56-47,291.67-20,836.32

Finding the Fourth Proportional to 34,267.56, 47,291.67 and 20,836.32

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Solution

The fourth proportional to 34,267.56, 47,291.67 and 20,836.32 is: 28,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,267.56 : 47,291.67 = 20,836.32 : x
  2. Step 2: Convert to fraction form
    34,267.56/47,291.67 = 20,836.32/x
  3. Step 3: Cross multiply
    34,267.56x = 47,291.67 × 20,836.32
  4. Step 4: Simplify right side
    34,267.56x = 985,384,369.45
  5. Step 5: Solve for x
    x = 985,384,369.45/34,267.56
  6. Step 6: Final answer
    x = 28,755.60

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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.