Home / 14,861.37-20,508.13-8,892.67

Finding the Fourth Proportional to 14,861.37, 20,508.13 and 8,892.67

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Solution

The fourth proportional to 14,861.37, 20,508.13 and 8,892.67 is: 12,271.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.37 : 20,508.13 = 8,892.67 : x
  2. Step 2: Convert to fraction form
    14,861.37/20,508.13 = 8,892.67/x
  3. Step 3: Cross multiply
    14,861.37x = 20,508.13 × 8,892.67
  4. Step 4: Simplify right side
    14,861.37x = 182,372,032.41
  5. Step 5: Solve for x
    x = 182,372,032.41/14,861.37
  6. Step 6: Final answer
    x = 12,271.55

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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.