Home / 23,021.34-34,499.06-18,320.16

Finding the Fourth Proportional to 23,021.34, 34,499.06 and 18,320.16

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Solution

The fourth proportional to 23,021.34, 34,499.06 and 18,320.16 is: 27,454.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,021.34 : 34,499.06 = 18,320.16 : x
  2. Step 2: Convert to fraction form
    23,021.34/34,499.06 = 18,320.16/x
  3. Step 3: Cross multiply
    23,021.34x = 34,499.06 × 18,320.16
  4. Step 4: Simplify right side
    23,021.34x = 632,028,299.05
  5. Step 5: Solve for x
    x = 632,028,299.05/23,021.34
  6. Step 6: Final answer
    x = 27,454.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.