Home / 14,090.64-19,422.72-11,101.92

Finding the Fourth Proportional to 14,090.64, 19,422.72 and 11,101.92

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Solution

The fourth proportional to 14,090.64, 19,422.72 and 11,101.92 is: 15,303.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.64 : 19,422.72 = 11,101.92 : x
  2. Step 2: Convert to fraction form
    14,090.64/19,422.72 = 11,101.92/x
  3. Step 3: Cross multiply
    14,090.64x = 19,422.72 × 11,101.92
  4. Step 4: Simplify right side
    14,090.64x = 215,629,483.62
  5. Step 5: Solve for x
    x = 215,629,483.62/14,090.64
  6. Step 6: Final answer
    x = 15,303.03

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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.