Home / 62,682.10-93,957.12-20,551.21

Finding the Fourth Proportional to 62,682.10, 93,957.12 and 20,551.21

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Solution

The fourth proportional to 62,682.10, 93,957.12 and 20,551.21 is: 30,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,682.10 : 93,957.12 = 20,551.21 : x
  2. Step 2: Convert to fraction form
    62,682.10/93,957.12 = 20,551.21/x
  3. Step 3: Cross multiply
    62,682.10x = 93,957.12 × 20,551.21
  4. Step 4: Simplify right side
    62,682.10x = 1,930,932,504.12
  5. Step 5: Solve for x
    x = 1,930,932,504.12/62,682.10
  6. Step 6: Final answer
    x = 30,805.17

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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.