Home / 30,453.50-45,680.75-10,732.29

Finding the Fourth Proportional to 30,453.50, 45,680.75 and 10,732.29

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Solution

The fourth proportional to 30,453.50, 45,680.75 and 10,732.29 is: 16,098.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453.50 : 45,680.75 = 10,732.29 : x
  2. Step 2: Convert to fraction form
    30,453.50/45,680.75 = 10,732.29/x
  3. Step 3: Cross multiply
    30,453.50x = 45,680.75 × 10,732.29
  4. Step 4: Simplify right side
    30,453.50x = 490,259,002.76
  5. Step 5: Solve for x
    x = 490,259,002.76/30,453.50
  6. Step 6: Final answer
    x = 16,098.61

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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.