Home / 43,639.76-65,453.88-17,337.68

Finding the Fourth Proportional to 43,639.76, 65,453.88 and 17,337.68

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Solution

The fourth proportional to 43,639.76, 65,453.88 and 17,337.68 is: 26,004.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,639.76 : 65,453.88 = 17,337.68 : x
  2. Step 2: Convert to fraction form
    43,639.76/65,453.88 = 17,337.68/x
  3. Step 3: Cross multiply
    43,639.76x = 65,453.88 × 17,337.68
  4. Step 4: Simplify right side
    43,639.76x = 1,134,818,426.20
  5. Step 5: Solve for x
    x = 1,134,818,426.20/43,639.76
  6. Step 6: Final answer
    x = 26,004.23

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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.