Home / 23,783.28-32,821.65-13,173.90

Finding the Fourth Proportional to 23,783.28, 32,821.65 and 13,173.90

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Solution

The fourth proportional to 23,783.28, 32,821.65 and 13,173.90 is: 18,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,783.28 : 32,821.65 = 13,173.90 : x
  2. Step 2: Convert to fraction form
    23,783.28/32,821.65 = 13,173.90/x
  3. Step 3: Cross multiply
    23,783.28x = 32,821.65 × 13,173.90
  4. Step 4: Simplify right side
    23,783.28x = 432,389,134.94
  5. Step 5: Solve for x
    x = 432,389,134.94/23,783.28
  6. Step 6: Final answer
    x = 18,180.38

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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.