Home / 39,811.92-54,938.44-23,893.20

Finding the Fourth Proportional to 39,811.92, 54,938.44 and 23,893.20

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Solution

The fourth proportional to 39,811.92, 54,938.44 and 23,893.20 is: 32,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,811.92 : 54,938.44 = 23,893.20 : x
  2. Step 2: Convert to fraction form
    39,811.92/54,938.44 = 23,893.20/x
  3. Step 3: Cross multiply
    39,811.92x = 54,938.44 × 23,893.20
  4. Step 4: Simplify right side
    39,811.92x = 1,312,655,134.61
  5. Step 5: Solve for x
    x = 1,312,655,134.61/39,811.92
  6. Step 6: Final answer
    x = 32,971.41

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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.