Home / 27,471.51-37,911.42-15,536.63

Finding the Fourth Proportional to 27,471.51, 37,911.42 and 15,536.63

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Solution

The fourth proportional to 27,471.51, 37,911.42 and 15,536.63 is: 21,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,471.51 : 37,911.42 = 15,536.63 : x
  2. Step 2: Convert to fraction form
    27,471.51/37,911.42 = 15,536.63/x
  3. Step 3: Cross multiply
    27,471.51x = 37,911.42 × 15,536.63
  4. Step 4: Simplify right side
    27,471.51x = 589,015,515.76
  5. Step 5: Solve for x
    x = 589,015,515.76/27,471.51
  6. Step 6: Final answer
    x = 21,440.96

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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.