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Finding the Fourth Proportional to 34,956.81, 48,238.92 and 19,041.39

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Solution

The fourth proportional to 34,956.81, 48,238.92 and 19,041.39 is: 26,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,956.81 : 48,238.92 = 19,041.39 : x
  2. Step 2: Convert to fraction form
    34,956.81/48,238.92 = 19,041.39/x
  3. Step 3: Cross multiply
    34,956.81x = 48,238.92 × 19,041.39
  4. Step 4: Simplify right side
    34,956.81x = 918,536,088.90
  5. Step 5: Solve for x
    x = 918,536,088.90/34,956.81
  6. Step 6: Final answer
    x = 26,276.31

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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.