Home / 18,222.48-27,385.02-10,828.26

Finding the Fourth Proportional to 18,222.48, 27,385.02 and 10,828.26

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Solution

The fourth proportional to 18,222.48, 27,385.02 and 10,828.26 is: 16,272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.48 : 27,385.02 = 10,828.26 : x
  2. Step 2: Convert to fraction form
    18,222.48/27,385.02 = 10,828.26/x
  3. Step 3: Cross multiply
    18,222.48x = 27,385.02 × 10,828.26
  4. Step 4: Simplify right side
    18,222.48x = 296,532,116.67
  5. Step 5: Solve for x
    x = 296,532,116.67/18,222.48
  6. Step 6: Final answer
    x = 16,272.87

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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.