Home / 23,642.86-32,626.93-12,887.73

Finding the Fourth Proportional to 23,642.86, 32,626.93 and 12,887.73

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Solution

The fourth proportional to 23,642.86, 32,626.93 and 12,887.73 is: 17,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642.86 : 32,626.93 = 12,887.73 : x
  2. Step 2: Convert to fraction form
    23,642.86/32,626.93 = 12,887.73/x
  3. Step 3: Cross multiply
    23,642.86x = 32,626.93 × 12,887.73
  4. Step 4: Simplify right side
    23,642.86x = 420,487,064.57
  5. Step 5: Solve for x
    x = 420,487,064.57/23,642.86
  6. Step 6: Final answer
    x = 17,784.95

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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.