Home / 23,721.80-32,732.69-13,646.39

Finding the Fourth Proportional to 23,721.80, 32,732.69 and 13,646.39

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Solution

The fourth proportional to 23,721.80, 32,732.69 and 13,646.39 is: 18,830.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.80 : 32,732.69 = 13,646.39 : x
  2. Step 2: Convert to fraction form
    23,721.80/32,732.69 = 13,646.39/x
  3. Step 3: Cross multiply
    23,721.80x = 32,732.69 × 13,646.39
  4. Step 4: Simplify right side
    23,721.80x = 446,682,821.59
  5. Step 5: Solve for x
    x = 446,682,821.59/23,721.80
  6. Step 6: Final answer
    x = 18,830.06

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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.