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Finding the Fourth Proportional to 14,063.70, 21,097.98 and 5,748.24

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Solution

The fourth proportional to 14,063.70, 21,097.98 and 5,748.24 is: 8,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063.70 : 21,097.98 = 5,748.24 : x
  2. Step 2: Convert to fraction form
    14,063.70/21,097.98 = 5,748.24/x
  3. Step 3: Cross multiply
    14,063.70x = 21,097.98 × 5,748.24
  4. Step 4: Simplify right side
    14,063.70x = 121,276,252.56
  5. Step 5: Solve for x
    x = 121,276,252.56/14,063.70
  6. Step 6: Final answer
    x = 8,623.35

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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.