Home / 39,740.68-54,845.22-23,825.80

Finding the Fourth Proportional to 39,740.68, 54,845.22 and 23,825.80

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Solution

The fourth proportional to 39,740.68, 54,845.22 and 23,825.80 is: 32,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,740.68 : 54,845.22 = 23,825.80 : x
  2. Step 2: Convert to fraction form
    39,740.68/54,845.22 = 23,825.80/x
  3. Step 3: Cross multiply
    39,740.68x = 54,845.22 × 23,825.80
  4. Step 4: Simplify right side
    39,740.68x = 1,306,731,242.68
  5. Step 5: Solve for x
    x = 1,306,731,242.68/39,740.68
  6. Step 6: Final answer
    x = 32,881.45

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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.