Home / 27,884.52-38,485.26-17,817.93

Finding the Fourth Proportional to 27,884.52, 38,485.26 and 17,817.93

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Solution

The fourth proportional to 27,884.52, 38,485.26 and 17,817.93 is: 24,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,884.52 : 38,485.26 = 17,817.93 : x
  2. Step 2: Convert to fraction form
    27,884.52/38,485.26 = 17,817.93/x
  3. Step 3: Cross multiply
    27,884.52x = 38,485.26 × 17,817.93
  4. Step 4: Simplify right side
    27,884.52x = 685,727,668.71
  5. Step 5: Solve for x
    x = 685,727,668.71/27,884.52
  6. Step 6: Final answer
    x = 24,591.70

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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.