Home / 22,316.98-30,796.40-12,245.17

Finding the Fourth Proportional to 22,316.98, 30,796.40 and 12,245.17

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Solution

The fourth proportional to 22,316.98, 30,796.40 and 12,245.17 is: 16,897.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,316.98 : 30,796.40 = 12,245.17 : x
  2. Step 2: Convert to fraction form
    22,316.98/30,796.40 = 12,245.17/x
  3. Step 3: Cross multiply
    22,316.98x = 30,796.40 × 12,245.17
  4. Step 4: Simplify right side
    22,316.98x = 377,106,938.18
  5. Step 5: Solve for x
    x = 377,106,938.18/22,316.98
  6. Step 6: Final answer
    x = 16,897.76

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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.