Home / 14,457.87-21,671.22-9,458.34

Finding the Fourth Proportional to 14,457.87, 21,671.22 and 9,458.34

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Solution

The fourth proportional to 14,457.87, 21,671.22 and 9,458.34 is: 14,177.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457.87 : 21,671.22 = 9,458.34 : x
  2. Step 2: Convert to fraction form
    14,457.87/21,671.22 = 9,458.34/x
  3. Step 3: Cross multiply
    14,457.87x = 21,671.22 × 9,458.34
  4. Step 4: Simplify right side
    14,457.87x = 204,973,766.97
  5. Step 5: Solve for x
    x = 204,973,766.97/14,457.87
  6. Step 6: Final answer
    x = 14,177.31

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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.