Home / 18,600.84-27,901.49-5,453.47

Finding the Fourth Proportional to 18,600.84, 27,901.49 and 5,453.47

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Solution

The fourth proportional to 18,600.84, 27,901.49 and 5,453.47 is: 8,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.84 : 27,901.49 = 5,453.47 : x
  2. Step 2: Convert to fraction form
    18,600.84/27,901.49 = 5,453.47/x
  3. Step 3: Cross multiply
    18,600.84x = 27,901.49 × 5,453.47
  4. Step 4: Simplify right side
    18,600.84x = 152,159,938.67
  5. Step 5: Solve for x
    x = 152,159,938.67/18,600.84
  6. Step 6: Final answer
    x = 8,180.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.