Home / 20,024.52-27,632.60-11,071.50

Finding the Fourth Proportional to 20,024.52, 27,632.60 and 11,071.50

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Solution

The fourth proportional to 20,024.52, 27,632.60 and 11,071.50 is: 15,277.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.52 : 27,632.60 = 11,071.50 : x
  2. Step 2: Convert to fraction form
    20,024.52/27,632.60 = 11,071.50/x
  3. Step 3: Cross multiply
    20,024.52x = 27,632.60 × 11,071.50
  4. Step 4: Simplify right side
    20,024.52x = 305,934,330.90
  5. Step 5: Solve for x
    x = 305,934,330.90/20,024.52
  6. Step 6: Final answer
    x = 15,277.99

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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.