Home / 39,316.56-54,256.20-23,400.60

Finding the Fourth Proportional to 39,316.56, 54,256.20 and 23,400.60

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Solution

The fourth proportional to 39,316.56, 54,256.20 and 23,400.60 is: 32,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,316.56 : 54,256.20 = 23,400.60 : x
  2. Step 2: Convert to fraction form
    39,316.56/54,256.20 = 23,400.60/x
  3. Step 3: Cross multiply
    39,316.56x = 54,256.20 × 23,400.60
  4. Step 4: Simplify right side
    39,316.56x = 1,269,627,633.72
  5. Step 5: Solve for x
    x = 1,269,627,633.72/39,316.56
  6. Step 6: Final answer
    x = 32,292.44

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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.