Home / 15,092.87-22,661.52-8,442.40

Finding the Fourth Proportional to 15,092.87, 22,661.52 and 8,442.40

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Solution

The fourth proportional to 15,092.87, 22,661.52 and 8,442.40 is: 12,676.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,092.87 : 22,661.52 = 8,442.40 : x
  2. Step 2: Convert to fraction form
    15,092.87/22,661.52 = 8,442.40/x
  3. Step 3: Cross multiply
    15,092.87x = 22,661.52 × 8,442.40
  4. Step 4: Simplify right side
    15,092.87x = 191,317,616.45
  5. Step 5: Solve for x
    x = 191,317,616.45/15,092.87
  6. Step 6: Final answer
    x = 12,676.03

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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.