Home / 22,396.32-30,900.51-14,443.11

Finding the Fourth Proportional to 22,396.32, 30,900.51 and 14,443.11

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Solution

The fourth proportional to 22,396.32, 30,900.51 and 14,443.11 is: 19,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,396.32 : 30,900.51 = 14,443.11 : x
  2. Step 2: Convert to fraction form
    22,396.32/30,900.51 = 14,443.11/x
  3. Step 3: Cross multiply
    22,396.32x = 30,900.51 × 14,443.11
  4. Step 4: Simplify right side
    22,396.32x = 446,299,464.99
  5. Step 5: Solve for x
    x = 446,299,464.99/22,396.32
  6. Step 6: Final answer
    x = 19,927.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.