Home / 27,260.34-37,615.89-15,777.24

Finding the Fourth Proportional to 27,260.34, 37,615.89 and 15,777.24

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Solution

The fourth proportional to 27,260.34, 37,615.89 and 15,777.24 is: 21,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,260.34 : 37,615.89 = 15,777.24 : x
  2. Step 2: Convert to fraction form
    27,260.34/37,615.89 = 15,777.24/x
  3. Step 3: Cross multiply
    27,260.34x = 37,615.89 × 15,777.24
  4. Step 4: Simplify right side
    27,260.34x = 593,474,924.34
  5. Step 5: Solve for x
    x = 593,474,924.34/27,260.34
  6. Step 6: Final answer
    x = 21,770.64

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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.