Home / 20,232-27,920.52-11,848.32

Finding the Fourth Proportional to 20,232, 27,920.52 and 11,848.32

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Solution

The fourth proportional to 20,232, 27,920.52 and 11,848.32 is: 16,350.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232 : 27,920.52 = 11,848.32 : x
  2. Step 2: Convert to fraction form
    20,232/27,920.52 = 11,848.32/x
  3. Step 3: Cross multiply
    20,232x = 27,920.52 × 11,848.32
  4. Step 4: Simplify right side
    20,232x = 330,811,255.53
  5. Step 5: Solve for x
    x = 330,811,255.53/20,232
  6. Step 6: Final answer
    x = 16,350.89

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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.