Home / 32,012.09-48,016.91-8,639.13

Finding the Fourth Proportional to 32,012.09, 48,016.91 and 8,639.13

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Solution

The fourth proportional to 32,012.09, 48,016.91 and 8,639.13 is: 12,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,012.09 : 48,016.91 = 8,639.13 : x
  2. Step 2: Convert to fraction form
    32,012.09/48,016.91 = 8,639.13/x
  3. Step 3: Cross multiply
    32,012.09x = 48,016.91 × 8,639.13
  4. Step 4: Simplify right side
    32,012.09x = 414,824,284.49
  5. Step 5: Solve for x
    x = 414,824,284.49/32,012.09
  6. Step 6: Final answer
    x = 12,958.37

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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.