Home / 34,818.94-48,033.20-20,661.76

Finding the Fourth Proportional to 34,818.94, 48,033.20 and 20,661.76

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Solution

The fourth proportional to 34,818.94, 48,033.20 and 20,661.76 is: 28,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,818.94 : 48,033.20 = 20,661.76 : x
  2. Step 2: Convert to fraction form
    34,818.94/48,033.20 = 20,661.76/x
  3. Step 3: Cross multiply
    34,818.94x = 48,033.20 × 20,661.76
  4. Step 4: Simplify right side
    34,818.94x = 992,450,106.96
  5. Step 5: Solve for x
    x = 992,450,106.96/34,818.94
  6. Step 6: Final answer
    x = 28,503.17

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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.