Home / 30,898.04-46,350.64-11,185.88

Finding the Fourth Proportional to 30,898.04, 46,350.64 and 11,185.88

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Solution

The fourth proportional to 30,898.04, 46,350.64 and 11,185.88 is: 16,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898.04 : 46,350.64 = 11,185.88 : x
  2. Step 2: Convert to fraction form
    30,898.04/46,350.64 = 11,185.88/x
  3. Step 3: Cross multiply
    30,898.04x = 46,350.64 × 11,185.88
  4. Step 4: Simplify right side
    30,898.04x = 518,472,696.96
  5. Step 5: Solve for x
    x = 518,472,696.96/30,898.04
  6. Step 6: Final answer
    x = 16,780.12

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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.