Home / 27,946.57-38,571.74-16,017.90

Finding the Fourth Proportional to 27,946.57, 38,571.74 and 16,017.90

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Solution

The fourth proportional to 27,946.57, 38,571.74 and 16,017.90 is: 22,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946.57 : 38,571.74 = 16,017.90 : x
  2. Step 2: Convert to fraction form
    27,946.57/38,571.74 = 16,017.90/x
  3. Step 3: Cross multiply
    27,946.57x = 38,571.74 × 16,017.90
  4. Step 4: Simplify right side
    27,946.57x = 617,838,314.19
  5. Step 5: Solve for x
    x = 617,838,314.19/27,946.57
  6. Step 6: Final answer
    x = 22,107.84

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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.