Home / 27,203.70-37,539.99-15,873.83

Finding the Fourth Proportional to 27,203.70, 37,539.99 and 15,873.83

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Solution

The fourth proportional to 27,203.70, 37,539.99 and 15,873.83 is: 21,905.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,203.70 : 37,539.99 = 15,873.83 : x
  2. Step 2: Convert to fraction form
    27,203.70/37,539.99 = 15,873.83/x
  3. Step 3: Cross multiply
    27,203.70x = 37,539.99 × 15,873.83
  4. Step 4: Simplify right side
    27,203.70x = 595,903,231.76
  5. Step 5: Solve for x
    x = 595,903,231.76/27,203.70
  6. Step 6: Final answer
    x = 21,905.23

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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.