Home / 20,633.64-30,951.06-5,051.25

Finding the Fourth Proportional to 20,633.64, 30,951.06 and 5,051.25

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Solution

The fourth proportional to 20,633.64, 30,951.06 and 5,051.25 is: 7,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.64 : 30,951.06 = 5,051.25 : x
  2. Step 2: Convert to fraction form
    20,633.64/30,951.06 = 5,051.25/x
  3. Step 3: Cross multiply
    20,633.64x = 30,951.06 × 5,051.25
  4. Step 4: Simplify right side
    20,633.64x = 156,341,541.83
  5. Step 5: Solve for x
    x = 156,341,541.83/20,633.64
  6. Step 6: Final answer
    x = 7,577.02

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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.