Home / 30,917.91-46,380.27-9,853.05

Finding the Fourth Proportional to 30,917.91, 46,380.27 and 9,853.05

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Solution

The fourth proportional to 30,917.91, 46,380.27 and 9,853.05 is: 14,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,917.91 : 46,380.27 = 9,853.05 : x
  2. Step 2: Convert to fraction form
    30,917.91/46,380.27 = 9,853.05/x
  3. Step 3: Cross multiply
    30,917.91x = 46,380.27 × 9,853.05
  4. Step 4: Simplify right side
    30,917.91x = 456,987,119.32
  5. Step 5: Solve for x
    x = 456,987,119.32/30,917.91
  6. Step 6: Final answer
    x = 14,780.66

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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.