Home / 14,563.99-20,090.19-10,090.36

Finding the Fourth Proportional to 14,563.99, 20,090.19 and 10,090.36

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Solution

The fourth proportional to 14,563.99, 20,090.19 and 10,090.36 is: 13,919.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.99 : 20,090.19 = 10,090.36 : x
  2. Step 2: Convert to fraction form
    14,563.99/20,090.19 = 10,090.36/x
  3. Step 3: Cross multiply
    14,563.99x = 20,090.19 × 10,090.36
  4. Step 4: Simplify right side
    14,563.99x = 202,717,249.57
  5. Step 5: Solve for x
    x = 202,717,249.57/14,563.99
  6. Step 6: Final answer
    x = 13,919.07

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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.