Home / 19,662.97-29,483.22-9,127.57

Finding the Fourth Proportional to 19,662.97, 29,483.22 and 9,127.57

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Solution

The fourth proportional to 19,662.97, 29,483.22 and 9,127.57 is: 13,686.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.97 : 29,483.22 = 9,127.57 : x
  2. Step 2: Convert to fraction form
    19,662.97/29,483.22 = 9,127.57/x
  3. Step 3: Cross multiply
    19,662.97x = 29,483.22 × 9,127.57
  4. Step 4: Simplify right side
    19,662.97x = 269,110,154.38
  5. Step 5: Solve for x
    x = 269,110,154.38/19,662.97
  6. Step 6: Final answer
    x = 13,686.14

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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.