Home / 27,863.57-38,446.04-16,528.10

Finding the Fourth Proportional to 27,863.57, 38,446.04 and 16,528.10

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Solution

The fourth proportional to 27,863.57, 38,446.04 and 16,528.10 is: 22,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,863.57 : 38,446.04 = 16,528.10 : x
  2. Step 2: Convert to fraction form
    27,863.57/38,446.04 = 16,528.10/x
  3. Step 3: Cross multiply
    27,863.57x = 38,446.04 × 16,528.10
  4. Step 4: Simplify right side
    27,863.57x = 635,439,718.85
  5. Step 5: Solve for x
    x = 635,439,718.85/27,863.57
  6. Step 6: Final answer
    x = 22,805.40

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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.