Home / 34,893.19-48,165.13-20,746

Finding the Fourth Proportional to 34,893.19, 48,165.13 and 20,746

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Solution

The fourth proportional to 34,893.19, 48,165.13 and 20,746 is: 28,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,893.19 : 48,165.13 = 20,746 : x
  2. Step 2: Convert to fraction form
    34,893.19/48,165.13 = 20,746/x
  3. Step 3: Cross multiply
    34,893.19x = 48,165.13 × 20,746
  4. Step 4: Simplify right side
    34,893.19x = 999,233,786.98
  5. Step 5: Solve for x
    x = 999,233,786.98/34,893.19
  6. Step 6: Final answer
    x = 28,636.93

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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.