Home / 19,662.04-27,172.11-17,475.04

Finding the Fourth Proportional to 19,662.04, 27,172.11 and 17,475.04

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Solution

The fourth proportional to 19,662.04, 27,172.11 and 17,475.04 is: 24,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.04 : 27,172.11 = 17,475.04 : x
  2. Step 2: Convert to fraction form
    19,662.04/27,172.11 = 17,475.04/x
  3. Step 3: Cross multiply
    19,662.04x = 27,172.11 × 17,475.04
  4. Step 4: Simplify right side
    19,662.04x = 474,833,710.33
  5. Step 5: Solve for x
    x = 474,833,710.33/19,662.04
  6. Step 6: Final answer
    x = 24,149.77

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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.