Home / 16,252.35-22,438.67-13,275.33

Finding the Fourth Proportional to 16,252.35, 22,438.67 and 13,275.33

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Solution

The fourth proportional to 16,252.35, 22,438.67 and 13,275.33 is: 18,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,252.35 : 22,438.67 = 13,275.33 : x
  2. Step 2: Convert to fraction form
    16,252.35/22,438.67 = 13,275.33/x
  3. Step 3: Cross multiply
    16,252.35x = 22,438.67 × 13,275.33
  4. Step 4: Simplify right side
    16,252.35x = 297,880,682.63
  5. Step 5: Solve for x
    x = 297,880,682.63/16,252.35
  6. Step 6: Final answer
    x = 18,328.47

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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.