Home / 20,302.24-30,466.32-7,832.32

Finding the Fourth Proportional to 20,302.24, 30,466.32 and 7,832.32

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Solution

The fourth proportional to 20,302.24, 30,466.32 and 7,832.32 is: 11,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302.24 : 30,466.32 = 7,832.32 : x
  2. Step 2: Convert to fraction form
    20,302.24/30,466.32 = 7,832.32/x
  3. Step 3: Cross multiply
    20,302.24x = 30,466.32 × 7,832.32
  4. Step 4: Simplify right side
    20,302.24x = 238,621,967.46
  5. Step 5: Solve for x
    x = 238,621,967.46/20,302.24
  6. Step 6: Final answer
    x = 11,753.48

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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.