Home / 18,103.32-24,984.54-13,848.30

Finding the Fourth Proportional to 18,103.32, 24,984.54 and 13,848.30

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Solution

The fourth proportional to 18,103.32, 24,984.54 and 13,848.30 is: 19,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103.32 : 24,984.54 = 13,848.30 : x
  2. Step 2: Convert to fraction form
    18,103.32/24,984.54 = 13,848.30/x
  3. Step 3: Cross multiply
    18,103.32x = 24,984.54 × 13,848.30
  4. Step 4: Simplify right side
    18,103.32x = 345,993,405.28
  5. Step 5: Solve for x
    x = 345,993,405.28/18,103.32
  6. Step 6: Final answer
    x = 19,112.15

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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.