Home / 23,018.03-31,760.07-13,584.77

Finding the Fourth Proportional to 23,018.03, 31,760.07 and 13,584.77

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Solution

The fourth proportional to 23,018.03, 31,760.07 and 13,584.77 is: 18,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.03 : 31,760.07 = 13,584.77 : x
  2. Step 2: Convert to fraction form
    23,018.03/31,760.07 = 13,584.77/x
  3. Step 3: Cross multiply
    23,018.03x = 31,760.07 × 13,584.77
  4. Step 4: Simplify right side
    23,018.03x = 431,453,246.13
  5. Step 5: Solve for x
    x = 431,453,246.13/23,018.03
  6. Step 6: Final answer
    x = 18,744.14

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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.