Home / 27,029.80-40,515.90-10,383.40

Finding the Fourth Proportional to 27,029.80, 40,515.90 and 10,383.40

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Solution

The fourth proportional to 27,029.80, 40,515.90 and 10,383.40 is: 15,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,029.80 : 40,515.90 = 10,383.40 : x
  2. Step 2: Convert to fraction form
    27,029.80/40,515.90 = 10,383.40/x
  3. Step 3: Cross multiply
    27,029.80x = 40,515.90 × 10,383.40
  4. Step 4: Simplify right side
    27,029.80x = 420,692,796.06
  5. Step 5: Solve for x
    x = 420,692,796.06/27,029.80
  6. Step 6: Final answer
    x = 15,564.04

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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.