Home / 30,946.73-42,706.45-16,799.58

Finding the Fourth Proportional to 30,946.73, 42,706.45 and 16,799.58

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Solution

The fourth proportional to 30,946.73, 42,706.45 and 16,799.58 is: 23,183.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,946.73 : 42,706.45 = 16,799.58 : x
  2. Step 2: Convert to fraction form
    30,946.73/42,706.45 = 16,799.58/x
  3. Step 3: Cross multiply
    30,946.73x = 42,706.45 × 16,799.58
  4. Step 4: Simplify right side
    30,946.73x = 717,450,125.76
  5. Step 5: Solve for x
    x = 717,450,125.76/30,946.73
  6. Step 6: Final answer
    x = 23,183.39

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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.