Home / 18,569.24-25,623.25-11,858.79

Finding the Fourth Proportional to 18,569.24, 25,623.25 and 11,858.79

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Solution

The fourth proportional to 18,569.24, 25,623.25 and 11,858.79 is: 16,363.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.24 : 25,623.25 = 11,858.79 : x
  2. Step 2: Convert to fraction form
    18,569.24/25,623.25 = 11,858.79/x
  3. Step 3: Cross multiply
    18,569.24x = 25,623.25 × 11,858.79
  4. Step 4: Simplify right side
    18,569.24x = 303,860,807.31
  5. Step 5: Solve for x
    x = 303,860,807.31/18,569.24
  6. Step 6: Final answer
    x = 16,363.67

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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.