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Finding the Fourth Proportional to 33,477, 50,185.64 and 12,715.08

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Solution

The fourth proportional to 33,477, 50,185.64 and 12,715.08 is: 19,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,477 : 50,185.64 = 12,715.08 : x
  2. Step 2: Convert to fraction form
    33,477/50,185.64 = 12,715.08/x
  3. Step 3: Cross multiply
    33,477x = 50,185.64 × 12,715.08
  4. Step 4: Simplify right side
    33,477x = 638,114,427.45
  5. Step 5: Solve for x
    x = 638,114,427.45/33,477
  6. Step 6: Final answer
    x = 19,061.28

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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.