Home / 44,628.21-66,955.28-21,274.29

Finding the Fourth Proportional to 44,628.21, 66,955.28 and 21,274.29

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Solution

The fourth proportional to 44,628.21, 66,955.28 and 21,274.29 is: 31,917.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,628.21 : 66,955.28 = 21,274.29 : x
  2. Step 2: Convert to fraction form
    44,628.21/66,955.28 = 21,274.29/x
  3. Step 3: Cross multiply
    44,628.21x = 66,955.28 × 21,274.29
  4. Step 4: Simplify right side
    44,628.21x = 1,424,425,937.38
  5. Step 5: Solve for x
    x = 1,424,425,937.38/44,628.21
  6. Step 6: Final answer
    x = 31,917.61

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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.