Home / 25,029.20-34,537.80-13,850

Finding the Fourth Proportional to 25,029.20, 34,537.80 and 13,850

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Solution

The fourth proportional to 25,029.20, 34,537.80 and 13,850 is: 19,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,029.20 : 34,537.80 = 13,850 : x
  2. Step 2: Convert to fraction form
    25,029.20/34,537.80 = 13,850/x
  3. Step 3: Cross multiply
    25,029.20x = 34,537.80 × 13,850
  4. Step 4: Simplify right side
    25,029.20x = 478,348,530.00
  5. Step 5: Solve for x
    x = 478,348,530.00/25,029.20
  6. Step 6: Final answer
    x = 19,111.62

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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.