Home / 30,326.67-45,496.92-9,269.70

Finding the Fourth Proportional to 30,326.67, 45,496.92 and 9,269.70

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Solution

The fourth proportional to 30,326.67, 45,496.92 and 9,269.70 is: 13,906.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326.67 : 45,496.92 = 9,269.70 : x
  2. Step 2: Convert to fraction form
    30,326.67/45,496.92 = 9,269.70/x
  3. Step 3: Cross multiply
    30,326.67x = 45,496.92 × 9,269.70
  4. Step 4: Simplify right side
    30,326.67x = 421,742,799.32
  5. Step 5: Solve for x
    x = 421,742,799.32/30,326.67
  6. Step 6: Final answer
    x = 13,906.66

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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.