Home / 16,542.58-22,819.16-10,878.34

Finding the Fourth Proportional to 16,542.58, 22,819.16 and 10,878.34

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Solution

The fourth proportional to 16,542.58, 22,819.16 and 10,878.34 is: 15,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542.58 : 22,819.16 = 10,878.34 : x
  2. Step 2: Convert to fraction form
    16,542.58/22,819.16 = 10,878.34/x
  3. Step 3: Cross multiply
    16,542.58x = 22,819.16 × 10,878.34
  4. Step 4: Simplify right side
    16,542.58x = 248,234,580.99
  5. Step 5: Solve for x
    x = 248,234,580.99/16,542.58
  6. Step 6: Final answer
    x = 15,005.80

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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.