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Finding the Fourth Proportional to 14,393.67, 21,590.64 and 5,033.67

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Solution

The fourth proportional to 14,393.67, 21,590.64 and 5,033.67 is: 7,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.67 : 21,590.64 = 5,033.67 : x
  2. Step 2: Convert to fraction form
    14,393.67/21,590.64 = 5,033.67/x
  3. Step 3: Cross multiply
    14,393.67x = 21,590.64 × 5,033.67
  4. Step 4: Simplify right side
    14,393.67x = 108,680,156.85
  5. Step 5: Solve for x
    x = 108,680,156.85/14,393.67
  6. Step 6: Final answer
    x = 7,550.55

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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.