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Finding the Fourth Proportional to 35,502.94, 48,994.22 and 19,587.86

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Solution

The fourth proportional to 35,502.94, 48,994.22 and 19,587.86 is: 27,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,502.94 : 48,994.22 = 19,587.86 : x
  2. Step 2: Convert to fraction form
    35,502.94/48,994.22 = 19,587.86/x
  3. Step 3: Cross multiply
    35,502.94x = 48,994.22 × 19,587.86
  4. Step 4: Simplify right side
    35,502.94x = 959,691,799.71
  5. Step 5: Solve for x
    x = 959,691,799.71/35,502.94
  6. Step 6: Final answer
    x = 27,031.33

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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.