Home / 30,377.28-45,563.52-9,600.96

Finding the Fourth Proportional to 30,377.28, 45,563.52 and 9,600.96

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Solution

The fourth proportional to 30,377.28, 45,563.52 and 9,600.96 is: 14,400.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.28 : 45,563.52 = 9,600.96 : x
  2. Step 2: Convert to fraction form
    30,377.28/45,563.52 = 9,600.96/x
  3. Step 3: Cross multiply
    30,377.28x = 45,563.52 × 9,600.96
  4. Step 4: Simplify right side
    30,377.28x = 437,453,532.98
  5. Step 5: Solve for x
    x = 437,453,532.98/30,377.28
  6. Step 6: Final answer
    x = 14,400.68

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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.