Home / 45,715.84-68,604.32-16,133.76

Finding the Fourth Proportional to 45,715.84, 68,604.32 and 16,133.76

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Solution

The fourth proportional to 45,715.84, 68,604.32 and 16,133.76 is: 24,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,715.84 : 68,604.32 = 16,133.76 : x
  2. Step 2: Convert to fraction form
    45,715.84/68,604.32 = 16,133.76/x
  3. Step 3: Cross multiply
    45,715.84x = 68,604.32 × 16,133.76
  4. Step 4: Simplify right side
    45,715.84x = 1,106,845,633.84
  5. Step 5: Solve for x
    x = 1,106,845,633.84/45,715.84
  6. Step 6: Final answer
    x = 24,211.43

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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.