Home / 44,675.06-66,992.90-20,989.33

Finding the Fourth Proportional to 44,675.06, 66,992.90 and 20,989.33

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Solution

The fourth proportional to 44,675.06, 66,992.90 and 20,989.33 is: 31,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,675.06 : 66,992.90 = 20,989.33 : x
  2. Step 2: Convert to fraction form
    44,675.06/66,992.90 = 20,989.33/x
  3. Step 3: Cross multiply
    44,675.06x = 66,992.90 × 20,989.33
  4. Step 4: Simplify right side
    44,675.06x = 1,406,136,308.23
  5. Step 5: Solve for x
    x = 1,406,136,308.23/44,675.06
  6. Step 6: Final answer
    x = 31,474.75

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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.