Home / 23,820.13-32,873.25-13,209.77

Finding the Fourth Proportional to 23,820.13, 32,873.25 and 13,209.77

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Solution

The fourth proportional to 23,820.13, 32,873.25 and 13,209.77 is: 18,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.13 : 32,873.25 = 13,209.77 : x
  2. Step 2: Convert to fraction form
    23,820.13/32,873.25 = 13,209.77/x
  3. Step 3: Cross multiply
    23,820.13x = 32,873.25 × 13,209.77
  4. Step 4: Simplify right side
    23,820.13x = 434,247,981.31
  5. Step 5: Solve for x
    x = 434,247,981.31/23,820.13
  6. Step 6: Final answer
    x = 18,230.30

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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.