Home / 25,366.20-34,983.87-15,292.43

Finding the Fourth Proportional to 25,366.20, 34,983.87 and 15,292.43

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Solution

The fourth proportional to 25,366.20, 34,983.87 and 15,292.43 is: 21,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,366.20 : 34,983.87 = 15,292.43 : x
  2. Step 2: Convert to fraction form
    25,366.20/34,983.87 = 15,292.43/x
  3. Step 3: Cross multiply
    25,366.20x = 34,983.87 × 15,292.43
  4. Step 4: Simplify right side
    25,366.20x = 534,988,383.10
  5. Step 5: Solve for x
    x = 534,988,383.10/25,366.20
  6. Step 6: Final answer
    x = 21,090.60

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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.