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Finding the Fourth Proportional to 14,489.56, 21,738.99 and 6,594.89

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Solution

The fourth proportional to 14,489.56, 21,738.99 and 6,594.89 is: 9,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.56 : 21,738.99 = 6,594.89 : x
  2. Step 2: Convert to fraction form
    14,489.56/21,738.99 = 6,594.89/x
  3. Step 3: Cross multiply
    14,489.56x = 21,738.99 × 6,594.89
  4. Step 4: Simplify right side
    14,489.56x = 143,366,247.76
  5. Step 5: Solve for x
    x = 143,366,247.76/14,489.56
  6. Step 6: Final answer
    x = 9,894.45

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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.