Home / 44,453.60-66,680.40-17,811.72

Finding the Fourth Proportional to 44,453.60, 66,680.40 and 17,811.72

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Solution

The fourth proportional to 44,453.60, 66,680.40 and 17,811.72 is: 26,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,453.60 : 66,680.40 = 17,811.72 : x
  2. Step 2: Convert to fraction form
    44,453.60/66,680.40 = 17,811.72/x
  3. Step 3: Cross multiply
    44,453.60x = 66,680.40 × 17,811.72
  4. Step 4: Simplify right side
    44,453.60x = 1,187,692,614.29
  5. Step 5: Solve for x
    x = 1,187,692,614.29/44,453.60
  6. Step 6: Final answer
    x = 26,717.58

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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.