Home / 31,775.24-43,849.81-17,435.15

Finding the Fourth Proportional to 31,775.24, 43,849.81 and 17,435.15

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Solution

The fourth proportional to 31,775.24, 43,849.81 and 17,435.15 is: 24,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,775.24 : 43,849.81 = 17,435.15 : x
  2. Step 2: Convert to fraction form
    31,775.24/43,849.81 = 17,435.15/x
  3. Step 3: Cross multiply
    31,775.24x = 43,849.81 × 17,435.15
  4. Step 4: Simplify right side
    31,775.24x = 764,527,883.73
  5. Step 5: Solve for x
    x = 764,527,883.73/31,775.24
  6. Step 6: Final answer
    x = 24,060.49

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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.