Home / 14,040.96-21,046.69-5,604.15

Finding the Fourth Proportional to 14,040.96, 21,046.69 and 5,604.15

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Solution

The fourth proportional to 14,040.96, 21,046.69 and 5,604.15 is: 8,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.96 : 21,046.69 = 5,604.15 : x
  2. Step 2: Convert to fraction form
    14,040.96/21,046.69 = 5,604.15/x
  3. Step 3: Cross multiply
    14,040.96x = 21,046.69 × 5,604.15
  4. Step 4: Simplify right side
    14,040.96x = 117,948,862.17
  5. Step 5: Solve for x
    x = 117,948,862.17/14,040.96
  6. Step 6: Final answer
    x = 8,400.34

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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.