Home / 30,258.85-41,753.28-16,827.43

Finding the Fourth Proportional to 30,258.85, 41,753.28 and 16,827.43

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Solution

The fourth proportional to 30,258.85, 41,753.28 and 16,827.43 is: 23,219.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,258.85 : 41,753.28 = 16,827.43 : x
  2. Step 2: Convert to fraction form
    30,258.85/41,753.28 = 16,827.43/x
  3. Step 3: Cross multiply
    30,258.85x = 41,753.28 × 16,827.43
  4. Step 4: Simplify right side
    30,258.85x = 702,600,396.47
  5. Step 5: Solve for x
    x = 702,600,396.47/30,258.85
  6. Step 6: Final answer
    x = 23,219.67

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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.