Home / 23,272.13-32,118.84-13,203.07

Finding the Fourth Proportional to 23,272.13, 32,118.84 and 13,203.07

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Solution

The fourth proportional to 23,272.13, 32,118.84 and 13,203.07 is: 18,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,272.13 : 32,118.84 = 13,203.07 : x
  2. Step 2: Convert to fraction form
    23,272.13/32,118.84 = 13,203.07/x
  3. Step 3: Cross multiply
    23,272.13x = 32,118.84 × 13,203.07
  4. Step 4: Simplify right side
    23,272.13x = 424,067,212.54
  5. Step 5: Solve for x
    x = 424,067,212.54/23,272.13
  6. Step 6: Final answer
    x = 18,222.10

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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.