Home / 39,816.90-54,953.37-23,910.12

Finding the Fourth Proportional to 39,816.90, 54,953.37 and 23,910.12

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Solution

The fourth proportional to 39,816.90, 54,953.37 and 23,910.12 is: 32,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,816.90 : 54,953.37 = 23,910.12 : x
  2. Step 2: Convert to fraction form
    39,816.90/54,953.37 = 23,910.12/x
  3. Step 3: Cross multiply
    39,816.90x = 54,953.37 × 23,910.12
  4. Step 4: Simplify right side
    39,816.90x = 1,313,941,671.10
  5. Step 5: Solve for x
    x = 1,313,941,671.10/39,816.90
  6. Step 6: Final answer
    x = 32,999.60

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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.