Home / 14,179.49-19,566.77-7,804.86

Finding the Fourth Proportional to 14,179.49, 19,566.77 and 7,804.86

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Solution

The fourth proportional to 14,179.49, 19,566.77 and 7,804.86 is: 10,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.49 : 19,566.77 = 7,804.86 : x
  2. Step 2: Convert to fraction form
    14,179.49/19,566.77 = 7,804.86/x
  3. Step 3: Cross multiply
    14,179.49x = 19,566.77 × 7,804.86
  4. Step 4: Simplify right side
    14,179.49x = 152,715,861.48
  5. Step 5: Solve for x
    x = 152,715,861.48/14,179.49
  6. Step 6: Final answer
    x = 10,770.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.