Home / 14,933.46-20,608.17-8,645.70

Finding the Fourth Proportional to 14,933.46, 20,608.17 and 8,645.70

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Solution

The fourth proportional to 14,933.46, 20,608.17 and 8,645.70 is: 11,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,933.46 : 20,608.17 = 8,645.70 : x
  2. Step 2: Convert to fraction form
    14,933.46/20,608.17 = 8,645.70/x
  3. Step 3: Cross multiply
    14,933.46x = 20,608.17 × 8,645.70
  4. Step 4: Simplify right side
    14,933.46x = 178,172,055.37
  5. Step 5: Solve for x
    x = 178,172,055.37/14,933.46
  6. Step 6: Final answer
    x = 11,931.06

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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.