Home / 49,724.48-74,599.80-18,560

Finding the Fourth Proportional to 49,724.48, 74,599.80 and 18,560

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Solution

The fourth proportional to 49,724.48, 74,599.80 and 18,560 is: 27,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,724.48 : 74,599.80 = 18,560 : x
  2. Step 2: Convert to fraction form
    49,724.48/74,599.80 = 18,560/x
  3. Step 3: Cross multiply
    49,724.48x = 74,599.80 × 18,560
  4. Step 4: Simplify right side
    49,724.48x = 1,384,572,288
  5. Step 5: Solve for x
    x = 1,384,572,288/49,724.48
  6. Step 6: Final answer
    x = 27,844.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.