Home / 18,002.35-27,003.53-4,854.72

Finding the Fourth Proportional to 18,002.35, 27,003.53 and 4,854.72

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Solution

The fourth proportional to 18,002.35, 27,003.53 and 4,854.72 is: 7,282.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002.35 : 27,003.53 = 4,854.72 : x
  2. Step 2: Convert to fraction form
    18,002.35/27,003.53 = 4,854.72/x
  3. Step 3: Cross multiply
    18,002.35x = 27,003.53 × 4,854.72
  4. Step 4: Simplify right side
    18,002.35x = 131,094,587.31
  5. Step 5: Solve for x
    x = 131,094,587.31/18,002.35
  6. Step 6: Final answer
    x = 7,282.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.