Home / 31,775.32-43,849.38-17,627.92

Finding the Fourth Proportional to 31,775.32, 43,849.38 and 17,627.92

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Solution

The fourth proportional to 31,775.32, 43,849.38 and 17,627.92 is: 24,326.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,775.32 : 43,849.38 = 17,627.92 : x
  2. Step 2: Convert to fraction form
    31,775.32/43,849.38 = 17,627.92/x
  3. Step 3: Cross multiply
    31,775.32x = 43,849.38 × 17,627.92
  4. Step 4: Simplify right side
    31,775.32x = 772,973,362.69
  5. Step 5: Solve for x
    x = 772,973,362.69/31,775.32
  6. Step 6: Final answer
    x = 24,326.22

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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.