Home / 27,153.24-37,472.94-15,220.41

Finding the Fourth Proportional to 27,153.24, 37,472.94 and 15,220.41

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Solution

The fourth proportional to 27,153.24, 37,472.94 and 15,220.41 is: 21,004.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.24 : 37,472.94 = 15,220.41 : x
  2. Step 2: Convert to fraction form
    27,153.24/37,472.94 = 15,220.41/x
  3. Step 3: Cross multiply
    27,153.24x = 37,472.94 × 15,220.41
  4. Step 4: Simplify right side
    27,153.24x = 570,353,510.71
  5. Step 5: Solve for x
    x = 570,353,510.71/27,153.24
  6. Step 6: Final answer
    x = 21,004.99

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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.