Home / 55,021.27-75,929.66-32,361.21

Finding the Fourth Proportional to 55,021.27, 75,929.66 and 32,361.21

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Solution

The fourth proportional to 55,021.27, 75,929.66 and 32,361.21 is: 44,658.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,021.27 : 75,929.66 = 32,361.21 : x
  2. Step 2: Convert to fraction form
    55,021.27/75,929.66 = 32,361.21/x
  3. Step 3: Cross multiply
    55,021.27x = 75,929.66 × 32,361.21
  4. Step 4: Simplify right side
    55,021.27x = 2,457,175,672.49
  5. Step 5: Solve for x
    x = 2,457,175,672.49/55,021.27
  6. Step 6: Final answer
    x = 44,658.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.