Home / 23,520.83-32,458.73-13,311.68

Finding the Fourth Proportional to 23,520.83, 32,458.73 and 13,311.68

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Solution

The fourth proportional to 23,520.83, 32,458.73 and 13,311.68 is: 18,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,520.83 : 32,458.73 = 13,311.68 : x
  2. Step 2: Convert to fraction form
    23,520.83/32,458.73 = 13,311.68/x
  3. Step 3: Cross multiply
    23,520.83x = 32,458.73 × 13,311.68
  4. Step 4: Simplify right side
    23,520.83x = 432,080,064.67
  5. Step 5: Solve for x
    x = 432,080,064.67/23,520.83
  6. Step 6: Final answer
    x = 18,370.10

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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.