Home / 16,391.61-22,580.91-13,033.35

Finding the Fourth Proportional to 16,391.61, 22,580.91 and 13,033.35

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Solution

The fourth proportional to 16,391.61, 22,580.91 and 13,033.35 is: 17,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391.61 : 22,580.91 = 13,033.35 : x
  2. Step 2: Convert to fraction form
    16,391.61/22,580.91 = 13,033.35/x
  3. Step 3: Cross multiply
    16,391.61x = 22,580.91 × 13,033.35
  4. Step 4: Simplify right side
    16,391.61x = 294,304,903.35
  5. Step 5: Solve for x
    x = 294,304,903.35/16,391.61
  6. Step 6: Final answer
    x = 17,954.61

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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.