Home / 14,422.35-21,637.94-7,025.74

Finding the Fourth Proportional to 14,422.35, 21,637.94 and 7,025.74

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Solution

The fourth proportional to 14,422.35, 21,637.94 and 7,025.74 is: 10,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.35 : 21,637.94 = 7,025.74 : x
  2. Step 2: Convert to fraction form
    14,422.35/21,637.94 = 7,025.74/x
  3. Step 3: Cross multiply
    14,422.35x = 21,637.94 × 7,025.74
  4. Step 4: Simplify right side
    14,422.35x = 152,022,451.35
  5. Step 5: Solve for x
    x = 152,022,451.35/14,422.35
  6. Step 6: Final answer
    x = 10,540.75

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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.