Home / 30,017.82-41,423.30-17,270.04

Finding the Fourth Proportional to 30,017.82, 41,423.30 and 17,270.04

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Solution

The fourth proportional to 30,017.82, 41,423.30 and 17,270.04 is: 23,831.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.82 : 41,423.30 = 17,270.04 : x
  2. Step 2: Convert to fraction form
    30,017.82/41,423.30 = 17,270.04/x
  3. Step 3: Cross multiply
    30,017.82x = 41,423.30 × 17,270.04
  4. Step 4: Simplify right side
    30,017.82x = 715,382,047.93
  5. Step 5: Solve for x
    x = 715,382,047.93/30,017.82
  6. Step 6: Final answer
    x = 23,831.91

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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.