Home / 44,171.29-66,278.18-21,986.60

Finding the Fourth Proportional to 44,171.29, 66,278.18 and 21,986.60

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Solution

The fourth proportional to 44,171.29, 66,278.18 and 21,986.60 is: 32,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,171.29 : 66,278.18 = 21,986.60 : x
  2. Step 2: Convert to fraction form
    44,171.29/66,278.18 = 21,986.60/x
  3. Step 3: Cross multiply
    44,171.29x = 66,278.18 × 21,986.60
  4. Step 4: Simplify right side
    44,171.29x = 1,457,231,832.39
  5. Step 5: Solve for x
    x = 1,457,231,832.39/44,171.29
  6. Step 6: Final answer
    x = 32,990.47

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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.