Home / 20,213.02-30,323.73-8,526.34

Finding the Fourth Proportional to 20,213.02, 30,323.73 and 8,526.34

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Solution

The fourth proportional to 20,213.02, 30,323.73 and 8,526.34 is: 12,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,213.02 : 30,323.73 = 8,526.34 : x
  2. Step 2: Convert to fraction form
    20,213.02/30,323.73 = 8,526.34/x
  3. Step 3: Cross multiply
    20,213.02x = 30,323.73 × 8,526.34
  4. Step 4: Simplify right side
    20,213.02x = 258,550,432.05
  5. Step 5: Solve for x
    x = 258,550,432.05/20,213.02
  6. Step 6: Final answer
    x = 12,791.28

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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.