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Finding the Fourth Proportional to 35,451.68, 48,923.88 and 19,536.08

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Solution

The fourth proportional to 35,451.68, 48,923.88 and 19,536.08 is: 26,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.68 : 48,923.88 = 19,536.08 : x
  2. Step 2: Convert to fraction form
    35,451.68/48,923.88 = 19,536.08/x
  3. Step 3: Cross multiply
    35,451.68x = 48,923.88 × 19,536.08
  4. Step 4: Simplify right side
    35,451.68x = 955,780,833.59
  5. Step 5: Solve for x
    x = 955,780,833.59/35,451.68
  6. Step 6: Final answer
    x = 26,960.10

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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.