Home / 14,208.62-21,306.38-4,345.79

Finding the Fourth Proportional to 14,208.62, 21,306.38 and 4,345.79

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Solution

The fourth proportional to 14,208.62, 21,306.38 and 4,345.79 is: 6,516.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.62 : 21,306.38 = 4,345.79 : x
  2. Step 2: Convert to fraction form
    14,208.62/21,306.38 = 4,345.79/x
  3. Step 3: Cross multiply
    14,208.62x = 21,306.38 × 4,345.79
  4. Step 4: Simplify right side
    14,208.62x = 92,592,924.88
  5. Step 5: Solve for x
    x = 92,592,924.88/14,208.62
  6. Step 6: Final answer
    x = 6,516.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.