Home / 30,258.84-41,754.76-16,830.12

Finding the Fourth Proportional to 30,258.84, 41,754.76 and 16,830.12

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Solution

The fourth proportional to 30,258.84, 41,754.76 and 16,830.12 is: 23,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,258.84 : 41,754.76 = 16,830.12 : x
  2. Step 2: Convert to fraction form
    30,258.84/41,754.76 = 16,830.12/x
  3. Step 3: Cross multiply
    30,258.84x = 41,754.76 × 16,830.12
  4. Step 4: Simplify right side
    30,258.84x = 702,737,621.37
  5. Step 5: Solve for x
    x = 702,737,621.37/30,258.84
  6. Step 6: Final answer
    x = 23,224.21

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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.