Home / 62,960.77-94,433.68-20,840.95

Finding the Fourth Proportional to 62,960.77, 94,433.68 and 20,840.95

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Solution

The fourth proportional to 62,960.77, 94,433.68 and 20,840.95 is: 31,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,960.77 : 94,433.68 = 20,840.95 : x
  2. Step 2: Convert to fraction form
    62,960.77/94,433.68 = 20,840.95/x
  3. Step 3: Cross multiply
    62,960.77x = 94,433.68 × 20,840.95
  4. Step 4: Simplify right side
    62,960.77x = 1,968,087,603.20
  5. Step 5: Solve for x
    x = 1,968,087,603.20/62,960.77
  6. Step 6: Final answer
    x = 31,258.95

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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.