Home / 14,626.56-20,186.64-8,964.68

Finding the Fourth Proportional to 14,626.56, 20,186.64 and 8,964.68

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Solution

The fourth proportional to 14,626.56, 20,186.64 and 8,964.68 is: 12,372.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.56 : 20,186.64 = 8,964.68 : x
  2. Step 2: Convert to fraction form
    14,626.56/20,186.64 = 8,964.68/x
  3. Step 3: Cross multiply
    14,626.56x = 20,186.64 × 8,964.68
  4. Step 4: Simplify right side
    14,626.56x = 180,966,767.88
  5. Step 5: Solve for x
    x = 180,966,767.88/14,626.56
  6. Step 6: Final answer
    x = 12,372.48

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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.