Home / 30,373.14-45,580.11-10,651.80

Finding the Fourth Proportional to 30,373.14, 45,580.11 and 10,651.80

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Solution

The fourth proportional to 30,373.14, 45,580.11 and 10,651.80 is: 15,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,373.14 : 45,580.11 = 10,651.80 : x
  2. Step 2: Convert to fraction form
    30,373.14/45,580.11 = 10,651.80/x
  3. Step 3: Cross multiply
    30,373.14x = 45,580.11 × 10,651.80
  4. Step 4: Simplify right side
    30,373.14x = 485,510,215.70
  5. Step 5: Solve for x
    x = 485,510,215.70/30,373.14
  6. Step 6: Final answer
    x = 15,984.85

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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.