Home / 27,153.50-37,476.18-15,829.63

Finding the Fourth Proportional to 27,153.50, 37,476.18 and 15,829.63

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Solution

The fourth proportional to 27,153.50, 37,476.18 and 15,829.63 is: 21,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.50 : 37,476.18 = 15,829.63 : x
  2. Step 2: Convert to fraction form
    27,153.50/37,476.18 = 15,829.63/x
  3. Step 3: Cross multiply
    27,153.50x = 37,476.18 × 15,829.63
  4. Step 4: Simplify right side
    27,153.50x = 593,233,991.78
  5. Step 5: Solve for x
    x = 593,233,991.78/27,153.50
  6. Step 6: Final answer
    x = 21,847.42

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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.