Home / 21,056.56-29,058.27-11,625.10

Finding the Fourth Proportional to 21,056.56, 29,058.27 and 11,625.10

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Solution

The fourth proportional to 21,056.56, 29,058.27 and 11,625.10 is: 16,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056.56 : 29,058.27 = 11,625.10 : x
  2. Step 2: Convert to fraction form
    21,056.56/29,058.27 = 11,625.10/x
  3. Step 3: Cross multiply
    21,056.56x = 29,058.27 × 11,625.10
  4. Step 4: Simplify right side
    21,056.56x = 337,805,294.58
  5. Step 5: Solve for x
    x = 337,805,294.58/21,056.56
  6. Step 6: Final answer
    x = 16,042.76

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1.5x scale

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.