Home / 30,853.76-46,246.40-15,282.56

Finding the Fourth Proportional to 30,853.76, 46,246.40 and 15,282.56

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Solution

The fourth proportional to 30,853.76, 46,246.40 and 15,282.56 is: 22,906.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853.76 : 46,246.40 = 15,282.56 : x
  2. Step 2: Convert to fraction form
    30,853.76/46,246.40 = 15,282.56/x
  3. Step 3: Cross multiply
    30,853.76x = 46,246.40 × 15,282.56
  4. Step 4: Simplify right side
    30,853.76x = 706,763,382.78
  5. Step 5: Solve for x
    x = 706,763,382.78/30,853.76
  6. Step 6: Final answer
    x = 22,906.88

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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.