Home / 62,721.41-94,082.38-21,197.57

Finding the Fourth Proportional to 62,721.41, 94,082.38 and 21,197.57

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Solution

The fourth proportional to 62,721.41, 94,082.38 and 21,197.57 is: 31,796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,721.41 : 94,082.38 = 21,197.57 : x
  2. Step 2: Convert to fraction form
    62,721.41/94,082.38 = 21,197.57/x
  3. Step 3: Cross multiply
    62,721.41x = 94,082.38 × 21,197.57
  4. Step 4: Simplify right side
    62,721.41x = 1,994,317,312.41
  5. Step 5: Solve for x
    x = 1,994,317,312.41/62,721.41
  6. Step 6: Final answer
    x = 31,796.44

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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.