Home / 23,202.75-32,012.47-13,639.59

Finding the Fourth Proportional to 23,202.75, 32,012.47 and 13,639.59

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Solution

The fourth proportional to 23,202.75, 32,012.47 and 13,639.59 is: 18,818.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,202.75 : 32,012.47 = 13,639.59 : x
  2. Step 2: Convert to fraction form
    23,202.75/32,012.47 = 13,639.59/x
  3. Step 3: Cross multiply
    23,202.75x = 32,012.47 × 13,639.59
  4. Step 4: Simplify right side
    23,202.75x = 436,636,906.01
  5. Step 5: Solve for x
    x = 436,636,906.01/23,202.75
  6. Step 6: Final answer
    x = 18,818.32

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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.