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Finding the Fourth Proportional to 35,376.63, 48,819.39 and 19,461.11

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Solution

The fourth proportional to 35,376.63, 48,819.39 and 19,461.11 is: 26,856.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,376.63 : 48,819.39 = 19,461.11 : x
  2. Step 2: Convert to fraction form
    35,376.63/48,819.39 = 19,461.11/x
  3. Step 3: Cross multiply
    35,376.63x = 48,819.39 × 19,461.11
  4. Step 4: Simplify right side
    35,376.63x = 950,079,274.83
  5. Step 5: Solve for x
    x = 950,079,274.83/35,376.63
  6. Step 6: Final answer
    x = 26,856.13

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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.