Home / 62,622.12-86,418.72-34,329.60

Finding the Fourth Proportional to 62,622.12, 86,418.72 and 34,329.60

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Solution

The fourth proportional to 62,622.12, 86,418.72 and 34,329.60 is: 47,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,622.12 : 86,418.72 = 34,329.60 : x
  2. Step 2: Convert to fraction form
    62,622.12/86,418.72 = 34,329.60/x
  3. Step 3: Cross multiply
    62,622.12x = 86,418.72 × 34,329.60
  4. Step 4: Simplify right side
    62,622.12x = 2,966,720,090.11
  5. Step 5: Solve for x
    x = 2,966,720,090.11/62,622.12
  6. Step 6: Final answer
    x = 47,374.95

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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.