Home / 31,829.75-43,925.09-17,683.91

Finding the Fourth Proportional to 31,829.75, 43,925.09 and 17,683.91

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Solution

The fourth proportional to 31,829.75, 43,925.09 and 17,683.91 is: 24,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,829.75 : 43,925.09 = 17,683.91 : x
  2. Step 2: Convert to fraction form
    31,829.75/43,925.09 = 17,683.91/x
  3. Step 3: Cross multiply
    31,829.75x = 43,925.09 × 17,683.91
  4. Step 4: Simplify right side
    31,829.75x = 776,767,249.88
  5. Step 5: Solve for x
    x = 776,767,249.88/31,829.75
  6. Step 6: Final answer
    x = 24,403.81

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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.