Home / 18,000.90-27,001.98-4,853.34

Finding the Fourth Proportional to 18,000.90, 27,001.98 and 4,853.34

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Solution

The fourth proportional to 18,000.90, 27,001.98 and 4,853.34 is: 7,280.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.90 : 27,001.98 = 4,853.34 : x
  2. Step 2: Convert to fraction form
    18,000.90/27,001.98 = 4,853.34/x
  3. Step 3: Cross multiply
    18,000.90x = 27,001.98 × 4,853.34
  4. Step 4: Simplify right side
    18,000.90x = 131,049,789.61
  5. Step 5: Solve for x
    x = 131,049,789.61/18,000.90
  6. Step 6: Final answer
    x = 7,280.18

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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.