Home / 17,252.80-23,820.67-13,212.50

Finding the Fourth Proportional to 17,252.80, 23,820.67 and 13,212.50

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Solution

The fourth proportional to 17,252.80, 23,820.67 and 13,212.50 is: 18,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,252.80 : 23,820.67 = 13,212.50 : x
  2. Step 2: Convert to fraction form
    17,252.80/23,820.67 = 13,212.50/x
  3. Step 3: Cross multiply
    17,252.80x = 23,820.67 × 13,212.50
  4. Step 4: Simplify right side
    17,252.80x = 314,730,662.15
  5. Step 5: Solve for x
    x = 314,730,662.15/17,252.80
  6. Step 6: Final answer
    x = 18,242.29

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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.