Home / 30,084.91-41,515.59-16,470.34

Finding the Fourth Proportional to 30,084.91, 41,515.59 and 16,470.34

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Solution

The fourth proportional to 30,084.91, 41,515.59 and 16,470.34 is: 22,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.91 : 41,515.59 = 16,470.34 : x
  2. Step 2: Convert to fraction form
    30,084.91/41,515.59 = 16,470.34/x
  3. Step 3: Cross multiply
    30,084.91x = 41,515.59 × 16,470.34
  4. Step 4: Simplify right side
    30,084.91x = 683,775,882.60
  5. Step 5: Solve for x
    x = 683,775,882.60/30,084.91
  6. Step 6: Final answer
    x = 22,728.20

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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.