Home / 27,604.08-38,094.80-15,668.55

Finding the Fourth Proportional to 27,604.08, 38,094.80 and 15,668.55

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Solution

The fourth proportional to 27,604.08, 38,094.80 and 15,668.55 is: 21,623.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,604.08 : 38,094.80 = 15,668.55 : x
  2. Step 2: Convert to fraction form
    27,604.08/38,094.80 = 15,668.55/x
  3. Step 3: Cross multiply
    27,604.08x = 38,094.80 × 15,668.55
  4. Step 4: Simplify right side
    27,604.08x = 596,890,200.20
  5. Step 5: Solve for x
    x = 596,890,200.20/27,604.08
  6. Step 6: Final answer
    x = 21,623.26

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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.