Home / 22,521.19-33,783.51-7,729.99

Finding the Fourth Proportional to 22,521.19, 33,783.51 and 7,729.99

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Solution

The fourth proportional to 22,521.19, 33,783.51 and 7,729.99 is: 11,595.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,521.19 : 33,783.51 = 7,729.99 : x
  2. Step 2: Convert to fraction form
    22,521.19/33,783.51 = 7,729.99/x
  3. Step 3: Cross multiply
    22,521.19x = 33,783.51 × 7,729.99
  4. Step 4: Simplify right side
    22,521.19x = 261,146,194.46
  5. Step 5: Solve for x
    x = 261,146,194.46/22,521.19
  6. Step 6: Final answer
    x = 11,595.58

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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.