Home / 30,832.16-46,161.96-19,710.88

Finding the Fourth Proportional to 30,832.16, 46,161.96 and 19,710.88

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Solution

The fourth proportional to 30,832.16, 46,161.96 and 19,710.88 is: 29,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,832.16 : 46,161.96 = 19,710.88 : x
  2. Step 2: Convert to fraction form
    30,832.16/46,161.96 = 19,710.88/x
  3. Step 3: Cross multiply
    30,832.16x = 46,161.96 × 19,710.88
  4. Step 4: Simplify right side
    30,832.16x = 909,892,854.12
  5. Step 5: Solve for x
    x = 909,892,854.12/30,832.16
  6. Step 6: Final answer
    x = 29,511.16

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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.