Home / 27,580.16-38,059.44-15,004.88

Finding the Fourth Proportional to 27,580.16, 38,059.44 and 15,004.88

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Solution

The fourth proportional to 27,580.16, 38,059.44 and 15,004.88 is: 20,706.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,580.16 : 38,059.44 = 15,004.88 : x
  2. Step 2: Convert to fraction form
    27,580.16/38,059.44 = 15,004.88/x
  3. Step 3: Cross multiply
    27,580.16x = 38,059.44 × 15,004.88
  4. Step 4: Simplify right side
    27,580.16x = 571,077,330.07
  5. Step 5: Solve for x
    x = 571,077,330.07/27,580.16
  6. Step 6: Final answer
    x = 20,706.09

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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.