Home / 20,235.04-27,923.04-11,282.02

Finding the Fourth Proportional to 20,235.04, 27,923.04 and 11,282.02

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Solution

The fourth proportional to 20,235.04, 27,923.04 and 11,282.02 is: 15,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235.04 : 27,923.04 = 11,282.02 : x
  2. Step 2: Convert to fraction form
    20,235.04/27,923.04 = 11,282.02/x
  3. Step 3: Cross multiply
    20,235.04x = 27,923.04 × 11,282.02
  4. Step 4: Simplify right side
    20,235.04x = 315,028,225.93
  5. Step 5: Solve for x
    x = 315,028,225.93/20,235.04
  6. Step 6: Final answer
    x = 15,568.45

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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.