Home / 10,832.48-16,170.34-9,520.28

Finding the Fourth Proportional to 10,832.48, 16,170.34 and 9,520.28

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Solution

The fourth proportional to 10,832.48, 16,170.34 and 9,520.28 is: 14,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,832.48 : 16,170.34 = 9,520.28 : x
  2. Step 2: Convert to fraction form
    10,832.48/16,170.34 = 9,520.28/x
  3. Step 3: Cross multiply
    10,832.48x = 16,170.34 × 9,520.28
  4. Step 4: Simplify right side
    10,832.48x = 153,946,164.50
  5. Step 5: Solve for x
    x = 153,946,164.50/10,832.48
  6. Step 6: Final answer
    x = 14,211.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.