Home / 22,558.32-33,819.21-9,420.51

Finding the Fourth Proportional to 22,558.32, 33,819.21 and 9,420.51

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Solution

The fourth proportional to 22,558.32, 33,819.21 and 9,420.51 is: 14,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558.32 : 33,819.21 = 9,420.51 : x
  2. Step 2: Convert to fraction form
    22,558.32/33,819.21 = 9,420.51/x
  3. Step 3: Cross multiply
    22,558.32x = 33,819.21 × 9,420.51
  4. Step 4: Simplify right side
    22,558.32x = 318,594,206.00
  5. Step 5: Solve for x
    x = 318,594,206.00/22,558.32
  6. Step 6: Final answer
    x = 14,123.14

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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.