Home / 30,771.63-46,244.01-18,293.90

Finding the Fourth Proportional to 30,771.63, 46,244.01 and 18,293.90

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Solution

The fourth proportional to 30,771.63, 46,244.01 and 18,293.90 is: 27,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,771.63 : 46,244.01 = 18,293.90 : x
  2. Step 2: Convert to fraction form
    30,771.63/46,244.01 = 18,293.90/x
  3. Step 3: Cross multiply
    30,771.63x = 46,244.01 × 18,293.90
  4. Step 4: Simplify right side
    30,771.63x = 845,983,063.32
  5. Step 5: Solve for x
    x = 845,983,063.32/30,771.63
  6. Step 6: Final answer
    x = 27,492.31

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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.