Home / 22,427.82-30,951.63-13,482.99

Finding the Fourth Proportional to 22,427.82, 30,951.63 and 13,482.99

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Solution

The fourth proportional to 22,427.82, 30,951.63 and 13,482.99 is: 18,607.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,427.82 : 30,951.63 = 13,482.99 : x
  2. Step 2: Convert to fraction form
    22,427.82/30,951.63 = 13,482.99/x
  3. Step 3: Cross multiply
    22,427.82x = 30,951.63 × 13,482.99
  4. Step 4: Simplify right side
    22,427.82x = 417,320,517.77
  5. Step 5: Solve for x
    x = 417,320,517.77/22,427.82
  6. Step 6: Final answer
    x = 18,607.27

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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.