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Finding the Fourth Proportional to 35,502.72, 48,993.48 and 19,587.84

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Solution

The fourth proportional to 35,502.72, 48,993.48 and 19,587.84 is: 27,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,502.72 : 48,993.48 = 19,587.84 : x
  2. Step 2: Convert to fraction form
    35,502.72/48,993.48 = 19,587.84/x
  3. Step 3: Cross multiply
    35,502.72x = 48,993.48 × 19,587.84
  4. Step 4: Simplify right side
    35,502.72x = 959,676,447.28
  5. Step 5: Solve for x
    x = 959,676,447.28/35,502.72
  6. Step 6: Final answer
    x = 27,031.07

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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.