Home / 15,078.73-22,628.47-6,768.04

Finding the Fourth Proportional to 15,078.73, 22,628.47 and 6,768.04

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Solution

The fourth proportional to 15,078.73, 22,628.47 and 6,768.04 is: 10,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,078.73 : 22,628.47 = 6,768.04 : x
  2. Step 2: Convert to fraction form
    15,078.73/22,628.47 = 6,768.04/x
  3. Step 3: Cross multiply
    15,078.73x = 22,628.47 × 6,768.04
  4. Step 4: Simplify right side
    15,078.73x = 153,150,390.10
  5. Step 5: Solve for x
    x = 153,150,390.10/15,078.73
  6. Step 6: Final answer
    x = 10,156.72

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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.