Home / 23,637.80-32,620.85-13,028.12

Finding the Fourth Proportional to 23,637.80, 32,620.85 and 13,028.12

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Solution

The fourth proportional to 23,637.80, 32,620.85 and 13,028.12 is: 17,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,637.80 : 32,620.85 = 13,028.12 : x
  2. Step 2: Convert to fraction form
    23,637.80/32,620.85 = 13,028.12/x
  3. Step 3: Cross multiply
    23,637.80x = 32,620.85 × 13,028.12
  4. Step 4: Simplify right side
    23,637.80x = 424,988,348.30
  5. Step 5: Solve for x
    x = 424,988,348.30/23,637.80
  6. Step 6: Final answer
    x = 17,979.18

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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.