Home / 36,525.64-54,790.90-12,830.32

Finding the Fourth Proportional to 36,525.64, 54,790.90 and 12,830.32

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Solution

The fourth proportional to 36,525.64, 54,790.90 and 12,830.32 is: 19,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,525.64 : 54,790.90 = 12,830.32 : x
  2. Step 2: Convert to fraction form
    36,525.64/54,790.90 = 12,830.32/x
  3. Step 3: Cross multiply
    36,525.64x = 54,790.90 × 12,830.32
  4. Step 4: Simplify right side
    36,525.64x = 702,984,780.09
  5. Step 5: Solve for x
    x = 702,984,780.09/36,525.64
  6. Step 6: Final answer
    x = 19,246.34

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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.