Home / 30,361.16-45,532.86-10,636.04

Finding the Fourth Proportional to 30,361.16, 45,532.86 and 10,636.04

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Solution

The fourth proportional to 30,361.16, 45,532.86 and 10,636.04 is: 15,950.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,361.16 : 45,532.86 = 10,636.04 : x
  2. Step 2: Convert to fraction form
    30,361.16/45,532.86 = 10,636.04/x
  3. Step 3: Cross multiply
    30,361.16x = 45,532.86 × 10,636.04
  4. Step 4: Simplify right side
    30,361.16x = 484,289,320.27
  5. Step 5: Solve for x
    x = 484,289,320.27/30,361.16
  6. Step 6: Final answer
    x = 15,950.95

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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.