Home / 30,937.30-46,411.24-12,207.56

Finding the Fourth Proportional to 30,937.30, 46,411.24 and 12,207.56

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Solution

The fourth proportional to 30,937.30, 46,411.24 and 12,207.56 is: 18,313.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,937.30 : 46,411.24 = 12,207.56 : x
  2. Step 2: Convert to fraction form
    30,937.30/46,411.24 = 12,207.56/x
  3. Step 3: Cross multiply
    30,937.30x = 46,411.24 × 12,207.56
  4. Step 4: Simplify right side
    30,937.30x = 566,567,996.97
  5. Step 5: Solve for x
    x = 566,567,996.97/30,937.30
  6. Step 6: Final answer
    x = 18,313.43

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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.