Home / 35,179.18-48,548.78-21,029.29

Finding the Fourth Proportional to 35,179.18, 48,548.78 and 21,029.29

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Solution

The fourth proportional to 35,179.18, 48,548.78 and 21,029.29 is: 29,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,179.18 : 48,548.78 = 21,029.29 : x
  2. Step 2: Convert to fraction form
    35,179.18/48,548.78 = 21,029.29/x
  3. Step 3: Cross multiply
    35,179.18x = 48,548.78 × 21,029.29
  4. Step 4: Simplify right side
    35,179.18x = 1,020,946,373.77
  5. Step 5: Solve for x
    x = 1,020,946,373.77/35,179.18
  6. Step 6: Final answer
    x = 29,021.32

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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.