Home / 14,084.32-19,437.24-8,116.80

Finding the Fourth Proportional to 14,084.32, 19,437.24 and 8,116.80

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Solution

The fourth proportional to 14,084.32, 19,437.24 and 8,116.80 is: 11,201.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.32 : 19,437.24 = 8,116.80 : x
  2. Step 2: Convert to fraction form
    14,084.32/19,437.24 = 8,116.80/x
  3. Step 3: Cross multiply
    14,084.32x = 19,437.24 × 8,116.80
  4. Step 4: Simplify right side
    14,084.32x = 157,768,189.63
  5. Step 5: Solve for x
    x = 157,768,189.63/14,084.32
  6. Step 6: Final answer
    x = 11,201.69

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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.