Home / 23,730.06-32,744.55-13,119.90

Finding the Fourth Proportional to 23,730.06, 32,744.55 and 13,119.90

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Solution

The fourth proportional to 23,730.06, 32,744.55 and 13,119.90 is: 18,103.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,730.06 : 32,744.55 = 13,119.90 : x
  2. Step 2: Convert to fraction form
    23,730.06/32,744.55 = 13,119.90/x
  3. Step 3: Cross multiply
    23,730.06x = 32,744.55 × 13,119.90
  4. Step 4: Simplify right side
    23,730.06x = 429,605,221.55
  5. Step 5: Solve for x
    x = 429,605,221.55/23,730.06
  6. Step 6: Final answer
    x = 18,103.84

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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.