Home / 44,334.08-66,456.96-20,918.88

Finding the Fourth Proportional to 44,334.08, 66,456.96 and 20,918.88

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Solution

The fourth proportional to 44,334.08, 66,456.96 and 20,918.88 is: 31,357.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,334.08 : 66,456.96 = 20,918.88 : x
  2. Step 2: Convert to fraction form
    44,334.08/66,456.96 = 20,918.88/x
  3. Step 3: Cross multiply
    44,334.08x = 66,456.96 × 20,918.88
  4. Step 4: Simplify right side
    44,334.08x = 1,390,205,171.40
  5. Step 5: Solve for x
    x = 1,390,205,171.40/44,334.08
  6. Step 6: Final answer
    x = 31,357.48

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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.