Home / 43,712.47-65,568.66-17,435.67

Finding the Fourth Proportional to 43,712.47, 65,568.66 and 17,435.67

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Solution

The fourth proportional to 43,712.47, 65,568.66 and 17,435.67 is: 26,153.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,712.47 : 65,568.66 = 17,435.67 : x
  2. Step 2: Convert to fraction form
    43,712.47/65,568.66 = 17,435.67/x
  3. Step 3: Cross multiply
    43,712.47x = 65,568.66 × 17,435.67
  4. Step 4: Simplify right side
    43,712.47x = 1,143,233,518.10
  5. Step 5: Solve for x
    x = 1,143,233,518.10/43,712.47
  6. Step 6: Final answer
    x = 26,153.49

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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.