Home / 30,153.83-41,585.04-18,824.38

Finding the Fourth Proportional to 30,153.83, 41,585.04 and 18,824.38

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Solution

The fourth proportional to 30,153.83, 41,585.04 and 18,824.38 is: 25,960.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.83 : 41,585.04 = 18,824.38 : x
  2. Step 2: Convert to fraction form
    30,153.83/41,585.04 = 18,824.38/x
  3. Step 3: Cross multiply
    30,153.83x = 41,585.04 × 18,824.38
  4. Step 4: Simplify right side
    30,153.83x = 782,812,561.90
  5. Step 5: Solve for x
    x = 782,812,561.90/30,153.83
  6. Step 6: Final answer
    x = 25,960.63

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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.