Home / 32,639.63-45,046.94-19,212.12

Finding the Fourth Proportional to 32,639.63, 45,046.94 and 19,212.12

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Solution

The fourth proportional to 32,639.63, 45,046.94 and 19,212.12 is: 26,515.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.63 : 45,046.94 = 19,212.12 : x
  2. Step 2: Convert to fraction form
    32,639.63/45,046.94 = 19,212.12/x
  3. Step 3: Cross multiply
    32,639.63x = 45,046.94 × 19,212.12
  4. Step 4: Simplify right side
    32,639.63x = 865,447,120.85
  5. Step 5: Solve for x
    x = 865,447,120.85/32,639.63
  6. Step 6: Final answer
    x = 26,515.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.