Home / 14,063.08-21,097.82-7,485.80

Finding the Fourth Proportional to 14,063.08, 21,097.82 and 7,485.80

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Solution

The fourth proportional to 14,063.08, 21,097.82 and 7,485.80 is: 11,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063.08 : 21,097.82 = 7,485.80 : x
  2. Step 2: Convert to fraction form
    14,063.08/21,097.82 = 7,485.80/x
  3. Step 3: Cross multiply
    14,063.08x = 21,097.82 × 7,485.80
  4. Step 4: Simplify right side
    14,063.08x = 157,934,060.96
  5. Step 5: Solve for x
    x = 157,934,060.96/14,063.08
  6. Step 6: Final answer
    x = 11,230.40

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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.