Home / 14,060.68-19,379.78-12,868.94

Finding the Fourth Proportional to 14,060.68, 19,379.78 and 12,868.94

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Solution

The fourth proportional to 14,060.68, 19,379.78 and 12,868.94 is: 17,737.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.68 : 19,379.78 = 12,868.94 : x
  2. Step 2: Convert to fraction form
    14,060.68/19,379.78 = 12,868.94/x
  3. Step 3: Cross multiply
    14,060.68x = 19,379.78 × 12,868.94
  4. Step 4: Simplify right side
    14,060.68x = 249,397,226.03
  5. Step 5: Solve for x
    x = 249,397,226.03/14,060.68
  6. Step 6: Final answer
    x = 17,737.21

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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.