Home / 30,321.18-45,488.97-9,544.50

Finding the Fourth Proportional to 30,321.18, 45,488.97 and 9,544.50

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Solution

The fourth proportional to 30,321.18, 45,488.97 and 9,544.50 is: 14,319.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,321.18 : 45,488.97 = 9,544.50 : x
  2. Step 2: Convert to fraction form
    30,321.18/45,488.97 = 9,544.50/x
  3. Step 3: Cross multiply
    30,321.18x = 45,488.97 × 9,544.50
  4. Step 4: Simplify right side
    30,321.18x = 434,169,474.17
  5. Step 5: Solve for x
    x = 434,169,474.17/30,321.18
  6. Step 6: Final answer
    x = 14,319.02

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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.