Home / 30,876.04-46,328.46-11,171.08

Finding the Fourth Proportional to 30,876.04, 46,328.46 and 11,171.08

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Solution

The fourth proportional to 30,876.04, 46,328.46 and 11,171.08 is: 16,761.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,876.04 : 46,328.46 = 11,171.08 : x
  2. Step 2: Convert to fraction form
    30,876.04/46,328.46 = 11,171.08/x
  3. Step 3: Cross multiply
    30,876.04x = 46,328.46 × 11,171.08
  4. Step 4: Simplify right side
    30,876.04x = 517,538,932.94
  5. Step 5: Solve for x
    x = 517,538,932.94/30,876.04
  6. Step 6: Final answer
    x = 16,761.83

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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.