Home / 14,510.18-21,794.07-12,429.38

Finding the Fourth Proportional to 14,510.18, 21,794.07 and 12,429.38

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Solution

The fourth proportional to 14,510.18, 21,794.07 and 12,429.38 is: 18,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.18 : 21,794.07 = 12,429.38 : x
  2. Step 2: Convert to fraction form
    14,510.18/21,794.07 = 12,429.38/x
  3. Step 3: Cross multiply
    14,510.18x = 21,794.07 × 12,429.38
  4. Step 4: Simplify right side
    14,510.18x = 270,886,777.78
  5. Step 5: Solve for x
    x = 270,886,777.78/14,510.18
  6. Step 6: Final answer
    x = 18,668.74

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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.