Home / 14,572.56-21,858.84-5,809.44

Finding the Fourth Proportional to 14,572.56, 21,858.84 and 5,809.44

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Solution

The fourth proportional to 14,572.56, 21,858.84 and 5,809.44 is: 8,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.56 : 21,858.84 = 5,809.44 : x
  2. Step 2: Convert to fraction form
    14,572.56/21,858.84 = 5,809.44/x
  3. Step 3: Cross multiply
    14,572.56x = 21,858.84 × 5,809.44
  4. Step 4: Simplify right side
    14,572.56x = 126,987,619.45
  5. Step 5: Solve for x
    x = 126,987,619.45/14,572.56
  6. Step 6: Final answer
    x = 8,714.16

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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.