Home / 45,174.42-67,761.02-14,009.67

Finding the Fourth Proportional to 45,174.42, 67,761.02 and 14,009.67

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Solution

The fourth proportional to 45,174.42, 67,761.02 and 14,009.67 is: 21,014.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,174.42 : 67,761.02 = 14,009.67 : x
  2. Step 2: Convert to fraction form
    45,174.42/67,761.02 = 14,009.67/x
  3. Step 3: Cross multiply
    45,174.42x = 67,761.02 × 14,009.67
  4. Step 4: Simplify right side
    45,174.42x = 949,309,564.09
  5. Step 5: Solve for x
    x = 949,309,564.09/45,174.42
  6. Step 6: Final answer
    x = 21,014.32

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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.