Home / 55,673.28-83,514.72-14,120.28

Finding the Fourth Proportional to 55,673.28, 83,514.72 and 14,120.28

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Solution

The fourth proportional to 55,673.28, 83,514.72 and 14,120.28 is: 21,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,673.28 : 83,514.72 = 14,120.28 : x
  2. Step 2: Convert to fraction form
    55,673.28/83,514.72 = 14,120.28/x
  3. Step 3: Cross multiply
    55,673.28x = 83,514.72 × 14,120.28
  4. Step 4: Simplify right side
    55,673.28x = 1,179,251,230.52
  5. Step 5: Solve for x
    x = 1,179,251,230.52/55,673.28
  6. Step 6: Final answer
    x = 21,181.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.