Home / 15,996.70-22,074.95-8,924.32

Finding the Fourth Proportional to 15,996.70, 22,074.95 and 8,924.32

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Solution

The fourth proportional to 15,996.70, 22,074.95 and 8,924.32 is: 12,315.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.70 : 22,074.95 = 8,924.32 : x
  2. Step 2: Convert to fraction form
    15,996.70/22,074.95 = 8,924.32/x
  3. Step 3: Cross multiply
    15,996.70x = 22,074.95 × 8,924.32
  4. Step 4: Simplify right side
    15,996.70x = 197,003,917.78
  5. Step 5: Solve for x
    x = 197,003,917.78/15,996.70
  6. Step 6: Final answer
    x = 12,315.28

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1.5x scale

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.