Home / 62,619.38-86,414.94-34,325.12

Finding the Fourth Proportional to 62,619.38, 86,414.94 and 34,325.12

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Solution

The fourth proportional to 62,619.38, 86,414.94 and 34,325.12 is: 47,368.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,619.38 : 86,414.94 = 34,325.12 : x
  2. Step 2: Convert to fraction form
    62,619.38/86,414.94 = 34,325.12/x
  3. Step 3: Cross multiply
    62,619.38x = 86,414.94 × 34,325.12
  4. Step 4: Simplify right side
    62,619.38x = 2,966,203,185.29
  5. Step 5: Solve for x
    x = 2,966,203,185.29/62,619.38
  6. Step 6: Final answer
    x = 47,368.77

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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.