Home / 29,617.46-44,438.53-12,989.43

Finding the Fourth Proportional to 29,617.46, 44,438.53 and 12,989.43

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Solution

The fourth proportional to 29,617.46, 44,438.53 and 12,989.43 is: 19,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,617.46 : 44,438.53 = 12,989.43 : x
  2. Step 2: Convert to fraction form
    29,617.46/44,438.53 = 12,989.43/x
  3. Step 3: Cross multiply
    29,617.46x = 44,438.53 × 12,989.43
  4. Step 4: Simplify right side
    29,617.46x = 577,231,174.74
  5. Step 5: Solve for x
    x = 577,231,174.74/29,617.46
  6. Step 6: Final answer
    x = 19,489.56

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1.5x scale

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.