Home / 11,416.53-15,762.24-10,219.44

Finding the Fourth Proportional to 11,416.53, 15,762.24 and 10,219.44

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Solution

The fourth proportional to 11,416.53, 15,762.24 and 10,219.44 is: 14,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.53 : 15,762.24 = 10,219.44 : x
  2. Step 2: Convert to fraction form
    11,416.53/15,762.24 = 10,219.44/x
  3. Step 3: Cross multiply
    11,416.53x = 15,762.24 × 10,219.44
  4. Step 4: Simplify right side
    11,416.53x = 161,081,265.95
  5. Step 5: Solve for x
    x = 161,081,265.95/11,416.53
  6. Step 6: Final answer
    x = 14,109.48

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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.