Home / 27,471.64-37,911.60-15,536.75

Finding the Fourth Proportional to 27,471.64, 37,911.60 and 15,536.75

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Solution

The fourth proportional to 27,471.64, 37,911.60 and 15,536.75 is: 21,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,471.64 : 37,911.60 = 15,536.75 : x
  2. Step 2: Convert to fraction form
    27,471.64/37,911.60 = 15,536.75/x
  3. Step 3: Cross multiply
    27,471.64x = 37,911.60 × 15,536.75
  4. Step 4: Simplify right side
    27,471.64x = 589,023,051.30
  5. Step 5: Solve for x
    x = 589,023,051.30/27,471.64
  6. Step 6: Final answer
    x = 21,441.13

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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.