Home / 21,056.63-29,058.14-11,625.19

Finding the Fourth Proportional to 21,056.63, 29,058.14 and 11,625.19

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Solution

The fourth proportional to 21,056.63, 29,058.14 and 11,625.19 is: 16,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056.63 : 29,058.14 = 11,625.19 : x
  2. Step 2: Convert to fraction form
    21,056.63/29,058.14 = 11,625.19/x
  3. Step 3: Cross multiply
    21,056.63x = 29,058.14 × 11,625.19
  4. Step 4: Simplify right side
    21,056.63x = 337,806,354.96
  5. Step 5: Solve for x
    x = 337,806,354.96/21,056.63
  6. Step 6: Final answer
    x = 16,042.76

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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.