Home / 43,638.41-65,462.74-15,562.46

Finding the Fourth Proportional to 43,638.41, 65,462.74 and 15,562.46

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Solution

The fourth proportional to 43,638.41, 65,462.74 and 15,562.46 is: 23,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,638.41 : 65,462.74 = 15,562.46 : x
  2. Step 2: Convert to fraction form
    43,638.41/65,462.74 = 15,562.46/x
  3. Step 3: Cross multiply
    43,638.41x = 65,462.74 × 15,562.46
  4. Step 4: Simplify right side
    43,638.41x = 1,018,761,116.80
  5. Step 5: Solve for x
    x = 1,018,761,116.80/43,638.41
  6. Step 6: Final answer
    x = 23,345.51

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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.