Home / 14,073.18-21,109.80-9,677.34

Finding the Fourth Proportional to 14,073.18, 21,109.80 and 9,677.34

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Solution

The fourth proportional to 14,073.18, 21,109.80 and 9,677.34 is: 14,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.18 : 21,109.80 = 9,677.34 : x
  2. Step 2: Convert to fraction form
    14,073.18/21,109.80 = 9,677.34/x
  3. Step 3: Cross multiply
    14,073.18x = 21,109.80 × 9,677.34
  4. Step 4: Simplify right side
    14,073.18x = 204,286,711.93
  5. Step 5: Solve for x
    x = 204,286,711.93/14,073.18
  6. Step 6: Final answer
    x = 14,516.03

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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.