Home / 19,662.04-29,467.68-9,130.96

Finding the Fourth Proportional to 19,662.04, 29,467.68 and 9,130.96

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Solution

The fourth proportional to 19,662.04, 29,467.68 and 9,130.96 is: 13,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.04 : 29,467.68 = 9,130.96 : x
  2. Step 2: Convert to fraction form
    19,662.04/29,467.68 = 9,130.96/x
  3. Step 3: Cross multiply
    19,662.04x = 29,467.68 × 9,130.96
  4. Step 4: Simplify right side
    19,662.04x = 269,068,207.37
  5. Step 5: Solve for x
    x = 269,068,207.37/19,662.04
  6. Step 6: Final answer
    x = 13,684.65

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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.