Home / 15,295.20-22,994.64-12,214.56

Finding the Fourth Proportional to 15,295.20, 22,994.64 and 12,214.56

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Solution

The fourth proportional to 15,295.20, 22,994.64 and 12,214.56 is: 18,363.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295.20 : 22,994.64 = 12,214.56 : x
  2. Step 2: Convert to fraction form
    15,295.20/22,994.64 = 12,214.56/x
  3. Step 3: Cross multiply
    15,295.20x = 22,994.64 × 12,214.56
  4. Step 4: Simplify right side
    15,295.20x = 280,869,409.96
  5. Step 5: Solve for x
    x = 280,869,409.96/15,295.20
  6. Step 6: Final answer
    x = 18,363.24

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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.