Home / 18,450.30-25,462.49-13,966.95

Finding the Fourth Proportional to 18,450.30, 25,462.49 and 13,966.95

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Solution

The fourth proportional to 18,450.30, 25,462.49 and 13,966.95 is: 19,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.30 : 25,462.49 = 13,966.95 : x
  2. Step 2: Convert to fraction form
    18,450.30/25,462.49 = 13,966.95/x
  3. Step 3: Cross multiply
    18,450.30x = 25,462.49 × 13,966.95
  4. Step 4: Simplify right side
    18,450.30x = 355,633,254.87
  5. Step 5: Solve for x
    x = 355,633,254.87/18,450.30
  6. Step 6: Final answer
    x = 19,275.20

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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.