Home / 23,425.56-35,162.10-20,774.16

Finding the Fourth Proportional to 23,425.56, 35,162.10 and 20,774.16

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Solution

The fourth proportional to 23,425.56, 35,162.10 and 20,774.16 is: 31,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,425.56 : 35,162.10 = 20,774.16 : x
  2. Step 2: Convert to fraction form
    23,425.56/35,162.10 = 20,774.16/x
  3. Step 3: Cross multiply
    23,425.56x = 35,162.10 × 20,774.16
  4. Step 4: Simplify right side
    23,425.56x = 730,463,091.34
  5. Step 5: Solve for x
    x = 730,463,091.34/23,425.56
  6. Step 6: Final answer
    x = 31,182.31

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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.