Home / 14,742.33-22,115.04-8,502.20

Finding the Fourth Proportional to 14,742.33, 22,115.04 and 8,502.20

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Solution

The fourth proportional to 14,742.33, 22,115.04 and 8,502.20 is: 12,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.33 : 22,115.04 = 8,502.20 : x
  2. Step 2: Convert to fraction form
    14,742.33/22,115.04 = 8,502.20/x
  3. Step 3: Cross multiply
    14,742.33x = 22,115.04 × 8,502.20
  4. Step 4: Simplify right side
    14,742.33x = 188,026,493.09
  5. Step 5: Solve for x
    x = 188,026,493.09/14,742.33
  6. Step 6: Final answer
    x = 12,754.20

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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.