Home / 23,660.48-32,651.34-12,905.96

Finding the Fourth Proportional to 23,660.48, 32,651.34 and 12,905.96

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Solution

The fourth proportional to 23,660.48, 32,651.34 and 12,905.96 is: 17,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,660.48 : 32,651.34 = 12,905.96 : x
  2. Step 2: Convert to fraction form
    23,660.48/32,651.34 = 12,905.96/x
  3. Step 3: Cross multiply
    23,660.48x = 32,651.34 × 12,905.96
  4. Step 4: Simplify right side
    23,660.48x = 421,396,887.99
  5. Step 5: Solve for x
    x = 421,396,887.99/23,660.48
  6. Step 6: Final answer
    x = 17,810.16

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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.