Home / 39,088.68-53,942.42-23,181

Finding the Fourth Proportional to 39,088.68, 53,942.42 and 23,181

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Solution

The fourth proportional to 39,088.68, 53,942.42 and 23,181 is: 31,989.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,088.68 : 53,942.42 = 23,181 : x
  2. Step 2: Convert to fraction form
    39,088.68/53,942.42 = 23,181/x
  3. Step 3: Cross multiply
    39,088.68x = 53,942.42 × 23,181
  4. Step 4: Simplify right side
    39,088.68x = 1,250,439,238.02
  5. Step 5: Solve for x
    x = 1,250,439,238.02/39,088.68
  6. Step 6: Final answer
    x = 31,989.80

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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.