Home / 20,532.24-30,810.60-8,845.20

Finding the Fourth Proportional to 20,532.24, 30,810.60 and 8,845.20

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Solution

The fourth proportional to 20,532.24, 30,810.60 and 8,845.20 is: 13,273.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,532.24 : 30,810.60 = 8,845.20 : x
  2. Step 2: Convert to fraction form
    20,532.24/30,810.60 = 8,845.20/x
  3. Step 3: Cross multiply
    20,532.24x = 30,810.60 × 8,845.20
  4. Step 4: Simplify right side
    20,532.24x = 272,525,919.12
  5. Step 5: Solve for x
    x = 272,525,919.12/20,532.24
  6. Step 6: Final answer
    x = 13,273.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.