Home / 23,445.73-32,355.12-12,835.36

Finding the Fourth Proportional to 23,445.73, 32,355.12 and 12,835.36

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Solution

The fourth proportional to 23,445.73, 32,355.12 and 12,835.36 is: 17,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,445.73 : 32,355.12 = 12,835.36 : x
  2. Step 2: Convert to fraction form
    23,445.73/32,355.12 = 12,835.36/x
  3. Step 3: Cross multiply
    23,445.73x = 32,355.12 × 12,835.36
  4. Step 4: Simplify right side
    23,445.73x = 415,289,613.04
  5. Step 5: Solve for x
    x = 415,289,613.04/23,445.73
  6. Step 6: Final answer
    x = 17,712.80

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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.