Home / 30,252.79-45,379.09-8,066.26

Finding the Fourth Proportional to 30,252.79, 45,379.09 and 8,066.26

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Solution

The fourth proportional to 30,252.79, 45,379.09 and 8,066.26 is: 12,099.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.79 : 45,379.09 = 8,066.26 : x
  2. Step 2: Convert to fraction form
    30,252.79/45,379.09 = 8,066.26/x
  3. Step 3: Cross multiply
    30,252.79x = 45,379.09 × 8,066.26
  4. Step 4: Simplify right side
    30,252.79x = 366,039,538.50
  5. Step 5: Solve for x
    x = 366,039,538.50/30,252.79
  6. Step 6: Final answer
    x = 12,099.36

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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.