Home / 18,727.36-25,848.48-12,351.04

Finding the Fourth Proportional to 18,727.36, 25,848.48 and 12,351.04

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Solution

The fourth proportional to 18,727.36, 25,848.48 and 12,351.04 is: 17,047.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727.36 : 25,848.48 = 12,351.04 : x
  2. Step 2: Convert to fraction form
    18,727.36/25,848.48 = 12,351.04/x
  3. Step 3: Cross multiply
    18,727.36x = 25,848.48 × 12,351.04
  4. Step 4: Simplify right side
    18,727.36x = 319,255,610.42
  5. Step 5: Solve for x
    x = 319,255,610.42/18,727.36
  6. Step 6: Final answer
    x = 17,047.55

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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.