Home / 23,688.73-32,694.66-14,129.20

Finding the Fourth Proportional to 23,688.73, 32,694.66 and 14,129.20

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Solution

The fourth proportional to 23,688.73, 32,694.66 and 14,129.20 is: 19,500.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,688.73 : 32,694.66 = 14,129.20 : x
  2. Step 2: Convert to fraction form
    23,688.73/32,694.66 = 14,129.20/x
  3. Step 3: Cross multiply
    23,688.73x = 32,694.66 × 14,129.20
  4. Step 4: Simplify right side
    23,688.73x = 461,949,390.07
  5. Step 5: Solve for x
    x = 461,949,390.07/23,688.73
  6. Step 6: Final answer
    x = 19,500.81

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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.