Home / 17,260.34-23,760.50-12,775.64

Finding the Fourth Proportional to 17,260.34, 23,760.50 and 12,775.64

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Solution

The fourth proportional to 17,260.34, 23,760.50 and 12,775.64 is: 17,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,260.34 : 23,760.50 = 12,775.64 : x
  2. Step 2: Convert to fraction form
    17,260.34/23,760.50 = 12,775.64/x
  3. Step 3: Cross multiply
    17,260.34x = 23,760.50 × 12,775.64
  4. Step 4: Simplify right side
    17,260.34x = 303,555,411.54
  5. Step 5: Solve for x
    x = 303,555,411.54/17,260.34
  6. Step 6: Final answer
    x = 17,586.88

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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.