Home / 14,867.93-20,517.89-8,495.35

Finding the Fourth Proportional to 14,867.93, 20,517.89 and 8,495.35

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Solution

The fourth proportional to 14,867.93, 20,517.89 and 8,495.35 is: 11,723.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867.93 : 20,517.89 = 8,495.35 : x
  2. Step 2: Convert to fraction form
    14,867.93/20,517.89 = 8,495.35/x
  3. Step 3: Cross multiply
    14,867.93x = 20,517.89 × 8,495.35
  4. Step 4: Simplify right side
    14,867.93x = 174,306,639.98
  5. Step 5: Solve for x
    x = 174,306,639.98/14,867.93
  6. Step 6: Final answer
    x = 11,723.67

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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.