Home / 14,834.07-20,471.04-8,119.70

Finding the Fourth Proportional to 14,834.07, 20,471.04 and 8,119.70

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Solution

The fourth proportional to 14,834.07, 20,471.04 and 8,119.70 is: 11,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,834.07 : 20,471.04 = 8,119.70 : x
  2. Step 2: Convert to fraction form
    14,834.07/20,471.04 = 8,119.70/x
  3. Step 3: Cross multiply
    14,834.07x = 20,471.04 × 8,119.70
  4. Step 4: Simplify right side
    14,834.07x = 166,218,703.49
  5. Step 5: Solve for x
    x = 166,218,703.49/14,834.07
  6. Step 6: Final answer
    x = 11,205.20

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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.