Home / 45,588.57-62,941.12-31,272.38

Finding the Fourth Proportional to 45,588.57, 62,941.12 and 31,272.38

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Solution

The fourth proportional to 45,588.57, 62,941.12 and 31,272.38 is: 43,175.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,588.57 : 62,941.12 = 31,272.38 : x
  2. Step 2: Convert to fraction form
    45,588.57/62,941.12 = 31,272.38/x
  3. Step 3: Cross multiply
    45,588.57x = 62,941.12 × 31,272.38
  4. Step 4: Simplify right side
    45,588.57x = 1,968,318,701.44
  5. Step 5: Solve for x
    x = 1,968,318,701.44/45,588.57
  6. Step 6: Final answer
    x = 43,175.71

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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.