Home / 18,475.40-25,466.58-16,949.96

Finding the Fourth Proportional to 18,475.40, 25,466.58 and 16,949.96

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Solution

The fourth proportional to 18,475.40, 25,466.58 and 16,949.96 is: 23,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.40 : 25,466.58 = 16,949.96 : x
  2. Step 2: Convert to fraction form
    18,475.40/25,466.58 = 16,949.96/x
  3. Step 3: Cross multiply
    18,475.40x = 25,466.58 × 16,949.96
  4. Step 4: Simplify right side
    18,475.40x = 431,657,512.34
  5. Step 5: Solve for x
    x = 431,657,512.34/18,475.40
  6. Step 6: Final answer
    x = 23,363.91

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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.