Home / 18,262.03-27,397.15-5,782.80

Finding the Fourth Proportional to 18,262.03, 27,397.15 and 5,782.80

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Solution

The fourth proportional to 18,262.03, 27,397.15 and 5,782.80 is: 8,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.03 : 27,397.15 = 5,782.80 : x
  2. Step 2: Convert to fraction form
    18,262.03/27,397.15 = 5,782.80/x
  3. Step 3: Cross multiply
    18,262.03x = 27,397.15 × 5,782.80
  4. Step 4: Simplify right side
    18,262.03x = 158,432,239.02
  5. Step 5: Solve for x
    x = 158,432,239.02/18,262.03
  6. Step 6: Final answer
    x = 8,675.50

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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.