Home / 30,785.16-46,181.07-9,725.76

Finding the Fourth Proportional to 30,785.16, 46,181.07 and 9,725.76

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Solution

The fourth proportional to 30,785.16, 46,181.07 and 9,725.76 is: 14,589.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,785.16 : 46,181.07 = 9,725.76 : x
  2. Step 2: Convert to fraction form
    30,785.16/46,181.07 = 9,725.76/x
  3. Step 3: Cross multiply
    30,785.16x = 46,181.07 × 9,725.76
  4. Step 4: Simplify right side
    30,785.16x = 449,146,003.36
  5. Step 5: Solve for x
    x = 449,146,003.36/30,785.16
  6. Step 6: Final answer
    x = 14,589.69

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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.