Home / 14,746.56-20,343.64-9,964.96

Finding the Fourth Proportional to 14,746.56, 20,343.64 and 9,964.96

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Solution

The fourth proportional to 14,746.56, 20,343.64 and 9,964.96 is: 13,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.56 : 20,343.64 = 9,964.96 : x
  2. Step 2: Convert to fraction form
    14,746.56/20,343.64 = 9,964.96/x
  3. Step 3: Cross multiply
    14,746.56x = 20,343.64 × 9,964.96
  4. Step 4: Simplify right side
    14,746.56x = 202,723,558.85
  5. Step 5: Solve for x
    x = 202,723,558.85/14,746.56
  6. Step 6: Final answer
    x = 13,747.18

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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.