Home / 14,207.32-21,317.13-7,625.82

Finding the Fourth Proportional to 14,207.32, 21,317.13 and 7,625.82

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Solution

The fourth proportional to 14,207.32, 21,317.13 and 7,625.82 is: 11,442.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.32 : 21,317.13 = 7,625.82 : x
  2. Step 2: Convert to fraction form
    14,207.32/21,317.13 = 7,625.82/x
  3. Step 3: Cross multiply
    14,207.32x = 21,317.13 × 7,625.82
  4. Step 4: Simplify right side
    14,207.32x = 162,560,487.76
  5. Step 5: Solve for x
    x = 162,560,487.76/14,207.32
  6. Step 6: Final answer
    x = 11,442.02

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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.