Home / 12,246.66-16,905.60-7,466.67

Finding the Fourth Proportional to 12,246.66, 16,905.60 and 7,466.67

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Solution

The fourth proportional to 12,246.66, 16,905.60 and 7,466.67 is: 10,307.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.66 : 16,905.60 = 7,466.67 : x
  2. Step 2: Convert to fraction form
    12,246.66/16,905.60 = 7,466.67/x
  3. Step 3: Cross multiply
    12,246.66x = 16,905.60 × 7,466.67
  4. Step 4: Simplify right side
    12,246.66x = 126,228,536.35
  5. Step 5: Solve for x
    x = 126,228,536.35/12,246.66
  6. Step 6: Final answer
    x = 10,307.18

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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.