Home / 12,001.08-17,989.31-4,603.55

Finding the Fourth Proportional to 12,001.08, 17,989.31 and 4,603.55

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Solution

The fourth proportional to 12,001.08, 17,989.31 and 4,603.55 is: 6,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.08 : 17,989.31 = 4,603.55 : x
  2. Step 2: Convert to fraction form
    12,001.08/17,989.31 = 4,603.55/x
  3. Step 3: Cross multiply
    12,001.08x = 17,989.31 × 4,603.55
  4. Step 4: Simplify right side
    12,001.08x = 82,814,575.09
  5. Step 5: Solve for x
    x = 82,814,575.09/12,001.08
  6. Step 6: Final answer
    x = 6,900.59

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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.