Home / 14,293.22-19,725.66-8,629.34

Finding the Fourth Proportional to 14,293.22, 19,725.66 and 8,629.34

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Solution

The fourth proportional to 14,293.22, 19,725.66 and 8,629.34 is: 11,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.22 : 19,725.66 = 8,629.34 : x
  2. Step 2: Convert to fraction form
    14,293.22/19,725.66 = 8,629.34/x
  3. Step 3: Cross multiply
    14,293.22x = 19,725.66 × 8,629.34
  4. Step 4: Simplify right side
    14,293.22x = 170,219,328.24
  5. Step 5: Solve for x
    x = 170,219,328.24/14,293.22
  6. Step 6: Final answer
    x = 11,909.10

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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.