Home / 14,195.32-19,586.58-7,906.48

Finding the Fourth Proportional to 14,195.32, 19,586.58 and 7,906.48

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Solution

The fourth proportional to 14,195.32, 19,586.58 and 7,906.48 is: 10,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,195.32 : 19,586.58 = 7,906.48 : x
  2. Step 2: Convert to fraction form
    14,195.32/19,586.58 = 7,906.48/x
  3. Step 3: Cross multiply
    14,195.32x = 19,586.58 × 7,906.48
  4. Step 4: Simplify right side
    14,195.32x = 154,860,903.04
  5. Step 5: Solve for x
    x = 154,860,903.04/14,195.32
  6. Step 6: Final answer
    x = 10,909.29

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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.