Home / 14,390.12-21,589.42-6,073.64

Finding the Fourth Proportional to 14,390.12, 21,589.42 and 6,073.64

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Solution

The fourth proportional to 14,390.12, 21,589.42 and 6,073.64 is: 9,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390.12 : 21,589.42 = 6,073.64 : x
  2. Step 2: Convert to fraction form
    14,390.12/21,589.42 = 6,073.64/x
  3. Step 3: Cross multiply
    14,390.12x = 21,589.42 × 6,073.64
  4. Step 4: Simplify right side
    14,390.12x = 131,126,364.89
  5. Step 5: Solve for x
    x = 131,126,364.89/14,390.12
  6. Step 6: Final answer
    x = 9,112.25

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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.