Home / 16,818.16-25,314.94-14,281.24

Finding the Fourth Proportional to 16,818.16, 25,314.94 and 14,281.24

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Solution

The fourth proportional to 16,818.16, 25,314.94 and 14,281.24 is: 21,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.16 : 25,314.94 = 14,281.24 : x
  2. Step 2: Convert to fraction form
    16,818.16/25,314.94 = 14,281.24/x
  3. Step 3: Cross multiply
    16,818.16x = 25,314.94 × 14,281.24
  4. Step 4: Simplify right side
    16,818.16x = 361,528,733.73
  5. Step 5: Solve for x
    x = 361,528,733.73/16,818.16
  6. Step 6: Final answer
    x = 21,496.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.