Home / 30,536.46-45,797.31-12,757.51

Finding the Fourth Proportional to 30,536.46, 45,797.31 and 12,757.51

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Solution

The fourth proportional to 30,536.46, 45,797.31 and 12,757.51 is: 19,133.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536.46 : 45,797.31 = 12,757.51 : x
  2. Step 2: Convert to fraction form
    30,536.46/45,797.31 = 12,757.51/x
  3. Step 3: Cross multiply
    30,536.46x = 45,797.31 × 12,757.51
  4. Step 4: Simplify right side
    30,536.46x = 584,259,347.52
  5. Step 5: Solve for x
    x = 584,259,347.52/30,536.46
  6. Step 6: Final answer
    x = 19,133.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.