Home / 14,764.80-22,122.90-10,828.20

Finding the Fourth Proportional to 14,764.80, 22,122.90 and 10,828.20

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Solution

The fourth proportional to 14,764.80, 22,122.90 and 10,828.20 is: 16,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.80 : 22,122.90 = 10,828.20 : x
  2. Step 2: Convert to fraction form
    14,764.80/22,122.90 = 10,828.20/x
  3. Step 3: Cross multiply
    14,764.80x = 22,122.90 × 10,828.20
  4. Step 4: Simplify right side
    14,764.80x = 239,551,185.78
  5. Step 5: Solve for x
    x = 239,551,185.78/14,764.80
  6. Step 6: Final answer
    x = 16,224.48

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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.