Home / 22,927.50-34,385.78-11,828.48

Finding the Fourth Proportional to 22,927.50, 34,385.78 and 11,828.48

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Solution

The fourth proportional to 22,927.50, 34,385.78 and 11,828.48 is: 17,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,927.50 : 34,385.78 = 11,828.48 : x
  2. Step 2: Convert to fraction form
    22,927.50/34,385.78 = 11,828.48/x
  3. Step 3: Cross multiply
    22,927.50x = 34,385.78 × 11,828.48
  4. Step 4: Simplify right side
    22,927.50x = 406,731,511.01
  5. Step 5: Solve for x
    x = 406,731,511.01/22,927.50
  6. Step 6: Final answer
    x = 17,739.90

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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.