Home / 23,209.24-32,028.30-13,137.32

Finding the Fourth Proportional to 23,209.24, 32,028.30 and 13,137.32

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Solution

The fourth proportional to 23,209.24, 32,028.30 and 13,137.32 is: 18,129.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,209.24 : 32,028.30 = 13,137.32 : x
  2. Step 2: Convert to fraction form
    23,209.24/32,028.30 = 13,137.32/x
  3. Step 3: Cross multiply
    23,209.24x = 32,028.30 × 13,137.32
  4. Step 4: Simplify right side
    23,209.24x = 420,766,026.16
  5. Step 5: Solve for x
    x = 420,766,026.16/23,209.24
  6. Step 6: Final answer
    x = 18,129.25

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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.