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Finding the Fourth Proportional to 19,333, 26,675.49 and 11,376.10

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Solution

The fourth proportional to 19,333, 26,675.49 and 11,376.10 is: 15,696.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333 : 26,675.49 = 11,376.10 : x
  2. Step 2: Convert to fraction form
    19,333/26,675.49 = 11,376.10/x
  3. Step 3: Cross multiply
    19,333x = 26,675.49 × 11,376.10
  4. Step 4: Simplify right side
    19,333x = 303,463,041.79
  5. Step 5: Solve for x
    x = 303,463,041.79/19,333
  6. Step 6: Final answer
    x = 15,696.63

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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.