Home / 14,852.09-20,495.87-8,138.14

Finding the Fourth Proportional to 14,852.09, 20,495.87 and 8,138.14

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Solution

The fourth proportional to 14,852.09, 20,495.87 and 8,138.14 is: 11,230.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852.09 : 20,495.87 = 8,138.14 : x
  2. Step 2: Convert to fraction form
    14,852.09/20,495.87 = 8,138.14/x
  3. Step 3: Cross multiply
    14,852.09x = 20,495.87 × 8,138.14
  4. Step 4: Simplify right side
    14,852.09x = 166,798,259.48
  5. Step 5: Solve for x
    x = 166,798,259.48/14,852.09
  6. Step 6: Final answer
    x = 11,230.63

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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.