Home / 31,189.64-46,802.99-11,482.04

Finding the Fourth Proportional to 31,189.64, 46,802.99 and 11,482.04

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Solution

The fourth proportional to 31,189.64, 46,802.99 and 11,482.04 is: 17,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,189.64 : 46,802.99 = 11,482.04 : x
  2. Step 2: Convert to fraction form
    31,189.64/46,802.99 = 11,482.04/x
  3. Step 3: Cross multiply
    31,189.64x = 46,802.99 × 11,482.04
  4. Step 4: Simplify right side
    31,189.64x = 537,393,511.87
  5. Step 5: Solve for x
    x = 537,393,511.87/31,189.64
  6. Step 6: Final answer
    x = 17,229.87

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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.